All of lore.kernel.org
 help / color / mirror / Atom feed
* [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider
@ 2014-07-05  5:36 Alexander Shiyan
  2014-07-05  5:36 ` [PATCH 2/4] ARM: i.MX27 clk: dts: Use clock defines in DTS files Alexander Shiyan
                   ` (3 more replies)
  0 siblings, 4 replies; 5+ messages in thread
From: Alexander Shiyan @ 2014-07-05  5:36 UTC (permalink / raw)
  To: linux-arm-kernel

Use clock defines in order to make devicetrees more human readable.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
---
 .../devicetree/bindings/clock/imx27-clock.txt      | 127 +-------
 arch/arm/mach-imx/clk-imx27.c                      | 347 ++++++++++-----------
 include/dt-bindings/clock/imx27-clock.h            | 107 +++++++
 3 files changed, 285 insertions(+), 296 deletions(-)
 create mode 100644 include/dt-bindings/clock/imx27-clock.h

diff --git a/Documentation/devicetree/bindings/clock/imx27-clock.txt b/Documentation/devicetree/bindings/clock/imx27-clock.txt
index 6bc9fd2..cc05de9 100644
--- a/Documentation/devicetree/bindings/clock/imx27-clock.txt
+++ b/Documentation/devicetree/bindings/clock/imx27-clock.txt
@@ -7,117 +7,22 @@ Required properties:
 - #clock-cells: Should be <1>
 
 The clock consumer should specify the desired clock by having the clock
-ID in its "clocks" phandle cell.  The following is a full list of i.MX27
-clocks and IDs.
-
-	Clock		    ID
-	-----------------------
-	dummy                0
-	ckih                 1
-	ckil                 2
-	mpll                 3
-	spll                 4
-	mpll_main2           5
-	ahb                  6
-	ipg                  7
-	nfc_div              8
-	per1_div             9
-	per2_div             10
-	per3_div             11
-	per4_div             12
-	vpu_sel              13
-	vpu_div              14
-	usb_div              15
-	cpu_sel              16
-	clko_sel             17
-	cpu_div              18
-	clko_div             19
-	ssi1_sel             20
-	ssi2_sel             21
-	ssi1_div             22
-	ssi2_div             23
-	clko_en              24
-	ssi2_ipg_gate        25
-	ssi1_ipg_gate        26
-	slcdc_ipg_gate       27
-	sdhc3_ipg_gate       28
-	sdhc2_ipg_gate       29
-	sdhc1_ipg_gate       30
-	scc_ipg_gate         31
-	sahara_ipg_gate      32
-	rtc_ipg_gate         33
-	pwm_ipg_gate         34
-	owire_ipg_gate       35
-	lcdc_ipg_gate        36
-	kpp_ipg_gate         37
-	iim_ipg_gate         38
-	i2c2_ipg_gate        39
-	i2c1_ipg_gate        40
-	gpt6_ipg_gate        41
-	gpt5_ipg_gate        42
-	gpt4_ipg_gate        43
-	gpt3_ipg_gate        44
-	gpt2_ipg_gate        45
-	gpt1_ipg_gate        46
-	gpio_ipg_gate        47
-	fec_ipg_gate         48
-	emma_ipg_gate        49
-	dma_ipg_gate         50
-	cspi3_ipg_gate       51
-	cspi2_ipg_gate       52
-	cspi1_ipg_gate       53
-	nfc_baud_gate        54
-	ssi2_baud_gate       55
-	ssi1_baud_gate       56
-	vpu_baud_gate        57
-	per4_gate            58
-	per3_gate            59
-	per2_gate            60
-	per1_gate            61
-	usb_ahb_gate         62
-	slcdc_ahb_gate       63
-	sahara_ahb_gate      64
-	lcdc_ahb_gate        65
-	vpu_ahb_gate         66
-	fec_ahb_gate         67
-	emma_ahb_gate        68
-	emi_ahb_gate         69
-	dma_ahb_gate         70
-	csi_ahb_gate         71
-	brom_ahb_gate        72
-	ata_ahb_gate         73
-	wdog_ipg_gate        74
-	usb_ipg_gate         75
-	uart6_ipg_gate       76
-	uart5_ipg_gate       77
-	uart4_ipg_gate       78
-	uart3_ipg_gate       79
-	uart2_ipg_gate       80
-	uart1_ipg_gate       81
-	ckih_div1p5          82
-	fpm                  83
-	mpll_osc_sel         84
-	mpll_sel             85
-	spll_gate            86
-	mshc_div             87
-	rtic_ipg_gate        88
-	mshc_ipg_gate        89
-	rtic_ahb_gate        90
-	mshc_baud_gate       91
+ID in its "clocks" phandle cell. See include/dt-bindings/clock/imx27-clock.h
+for the full list of i.MX27 clock IDs.
 
 Examples:
+	clks: ccm at 10027000{
+		compatible = "fsl,imx27-ccm";
+		reg = <0x10027000 0x1000>;
+		#clock-cells = <1>;
+	};
 
-clks: ccm at 10027000{
-	compatible = "fsl,imx27-ccm";
-	reg = <0x10027000 0x1000>;
-	#clock-cells = <1>;
-};
-
-uart1: serial at 1000a000 {
-	compatible = "fsl,imx27-uart", "fsl,imx21-uart";
-	reg = <0x1000a000 0x1000>;
-	interrupts = <20>;
-	clocks = <&clks 81>, <&clks 61>;
-	clock-names = "ipg", "per";
-	status = "disabled";
-};
+	uart1: serial at 1000a000 {
+		compatible = "fsl,imx27-uart", "fsl,imx21-uart";
+		reg = <0x1000a000 0x1000>;
+		interrupts = <20>;
+		clocks = <&clks IMX27_CLK_UART1_IPG_GATE>,
+			 <&clks IMX27_CLK_PER1_GATE>;
+		clock-names = "ipg", "per";
+		status = "disabled";
+	};
diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index d76aa5f..ef7001c 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -4,6 +4,7 @@
 #include <linux/err.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
+#include <dt-bindings/clock/imx27-clock.h>
 
 #include "clk.h"
 #include "common.h"
@@ -63,147 +64,123 @@ static const char *clko_sel_clks[] = {
 
 static const char *ssi_sel_clks[] = { "spll_gate", "mpll", };
 
-enum mx27_clks {
-	dummy, ckih, ckil, mpll, spll, mpll_main2, ahb, ipg, nfc_div, per1_div,
-	per2_div, per3_div, per4_div, vpu_sel, vpu_div, usb_div, cpu_sel,
-	clko_sel, cpu_div, clko_div, ssi1_sel, ssi2_sel, ssi1_div, ssi2_div,
-	clko_en, ssi2_ipg_gate, ssi1_ipg_gate, slcdc_ipg_gate, sdhc3_ipg_gate,
-	sdhc2_ipg_gate, sdhc1_ipg_gate, scc_ipg_gate, sahara_ipg_gate,
-	rtc_ipg_gate, pwm_ipg_gate, owire_ipg_gate, lcdc_ipg_gate,
-	kpp_ipg_gate, iim_ipg_gate, i2c2_ipg_gate, i2c1_ipg_gate,
-	gpt6_ipg_gate, gpt5_ipg_gate, gpt4_ipg_gate, gpt3_ipg_gate,
-	gpt2_ipg_gate, gpt1_ipg_gate, gpio_ipg_gate, fec_ipg_gate,
-	emma_ipg_gate, dma_ipg_gate, cspi3_ipg_gate, cspi2_ipg_gate,
-	cspi1_ipg_gate, nfc_baud_gate, ssi2_baud_gate, ssi1_baud_gate,
-	vpu_baud_gate, per4_gate, per3_gate, per2_gate, per1_gate,
-	usb_ahb_gate, slcdc_ahb_gate, sahara_ahb_gate, lcdc_ahb_gate,
-	vpu_ahb_gate, fec_ahb_gate, emma_ahb_gate, emi_ahb_gate, dma_ahb_gate,
-	csi_ahb_gate, brom_ahb_gate, ata_ahb_gate, wdog_ipg_gate, usb_ipg_gate,
-	uart6_ipg_gate, uart5_ipg_gate, uart4_ipg_gate, uart3_ipg_gate,
-	uart2_ipg_gate, uart1_ipg_gate, ckih_div1p5, fpm, mpll_osc_sel,
-	mpll_sel, spll_gate, mshc_div, rtic_ipg_gate, mshc_ipg_gate,
-	rtic_ahb_gate, mshc_baud_gate, clk_max
-};
-
-static struct clk *clk[clk_max];
+static struct clk *clk[IMX27_CLK_MAX];
 static struct clk_onecell_data clk_data;
 
 static void __init _mx27_clocks_init(unsigned long fref)
 {
 	BUG_ON(!ccm);
 
-	clk[dummy] = imx_clk_fixed("dummy", 0);
-	clk[ckih] = imx_clk_fixed("ckih", fref);
-	clk[ckil] = imx_clk_fixed("ckil", 32768);
-	clk[fpm] = imx_clk_fixed_factor("fpm", "ckil", 1024, 1);
-	clk[ckih_div1p5] = imx_clk_fixed_factor("ckih_div1p5", "ckih", 2, 3);
-
-	clk[mpll_osc_sel] = imx_clk_mux("mpll_osc_sel", CCM_CSCR, 4, 1,
-			mpll_osc_sel_clks,
-			ARRAY_SIZE(mpll_osc_sel_clks));
-	clk[mpll_sel] = imx_clk_mux("mpll_sel", CCM_CSCR, 16, 1, mpll_sel_clks,
-			ARRAY_SIZE(mpll_sel_clks));
-	clk[mpll] = imx_clk_pllv1("mpll", "mpll_sel", CCM_MPCTL0);
-	clk[spll] = imx_clk_pllv1("spll", "ckih", CCM_SPCTL0);
-	clk[spll_gate] = imx_clk_gate("spll_gate", "spll", CCM_CSCR, 1);
-	clk[mpll_main2] = imx_clk_fixed_factor("mpll_main2", "mpll", 2, 3);
+	clk[IMX27_CLK_DUMMY] = imx_clk_fixed("dummy", 0);
+	clk[IMX27_CLK_CKIH] = imx_clk_fixed("ckih", fref);
+	clk[IMX27_CLK_CKIL] = imx_clk_fixed("ckil", 32768);
+	clk[IMX27_CLK_FPM] = imx_clk_fixed_factor("fpm", "ckil", 1024, 1);
+	clk[IMX27_CLK_CKIH_DIV1P5] = imx_clk_fixed_factor("ckih_div1p5", "ckih", 2, 3);
+	clk[IMX27_CLK_MPLL_OSC_SEL] = imx_clk_mux("mpll_osc_sel", CCM_CSCR, 4, 1, mpll_osc_sel_clks, ARRAY_SIZE(mpll_osc_sel_clks));
+	clk[IMX27_CLK_MPLL_SEL] = imx_clk_mux("mpll_sel", CCM_CSCR, 16, 1, mpll_sel_clks, ARRAY_SIZE(mpll_sel_clks));
+	clk[IMX27_CLK_MPLL] = imx_clk_pllv1("mpll", "mpll_sel", CCM_MPCTL0);
+	clk[IMX27_CLK_SPLL] = imx_clk_pllv1("spll", "ckih", CCM_SPCTL0);
+	clk[IMX27_CLK_SPLL_GATE] = imx_clk_gate("spll_gate", "spll", CCM_CSCR, 1);
+	clk[IMX27_CLK_MPLL_MAIN2] = imx_clk_fixed_factor("mpll_main2", "mpll", 2, 3);
 
 	if (mx27_revision() >= IMX_CHIP_REVISION_2_0) {
-		clk[ahb] = imx_clk_divider("ahb", "mpll_main2", CCM_CSCR, 8, 2);
-		clk[ipg] = imx_clk_fixed_factor("ipg", "ahb", 1, 2);
+		clk[IMX27_CLK_AHB] = imx_clk_divider("ahb", "mpll_main2", CCM_CSCR, 8, 2);
+		clk[IMX27_CLK_IPG] = imx_clk_fixed_factor("ipg", "ahb", 1, 2);
 	} else {
-		clk[ahb] = imx_clk_divider("ahb", "mpll_main2", CCM_CSCR, 9, 4);
-		clk[ipg] = imx_clk_divider("ipg", "ahb", CCM_CSCR, 8, 1);
+		clk[IMX27_CLK_AHB] = imx_clk_divider("ahb", "mpll_main2", CCM_CSCR, 9, 4);
+		clk[IMX27_CLK_IPG] = imx_clk_divider("ipg", "ahb", CCM_CSCR, 8, 1);
 	}
 
-	clk[mshc_div] = imx_clk_divider("mshc_div", "ahb", CCM_PCDR0, 0, 6);
-	clk[nfc_div] = imx_clk_divider("nfc_div", "ahb", CCM_PCDR0, 6, 4);
-	clk[per1_div] = imx_clk_divider("per1_div", "mpll_main2", CCM_PCDR1, 0, 6);
-	clk[per2_div] = imx_clk_divider("per2_div", "mpll_main2", CCM_PCDR1, 8, 6);
-	clk[per3_div] = imx_clk_divider("per3_div", "mpll_main2", CCM_PCDR1, 16, 6);
-	clk[per4_div] = imx_clk_divider("per4_div", "mpll_main2", CCM_PCDR1, 24, 6);
-	clk[vpu_sel] = imx_clk_mux("vpu_sel", CCM_CSCR, 21, 1, vpu_sel_clks, ARRAY_SIZE(vpu_sel_clks));
-	clk[vpu_div] = imx_clk_divider("vpu_div", "vpu_sel", CCM_PCDR0, 10, 6);
-	clk[usb_div] = imx_clk_divider("usb_div", "spll_gate", CCM_CSCR, 28, 3);
-	clk[cpu_sel] = imx_clk_mux("cpu_sel", CCM_CSCR, 15, 1, cpu_sel_clks, ARRAY_SIZE(cpu_sel_clks));
-	clk[clko_sel] = imx_clk_mux("clko_sel", CCM_CCSR, 0, 5, clko_sel_clks, ARRAY_SIZE(clko_sel_clks));
+	clk[IMX27_CLK_MSHC_DIV] = imx_clk_divider("mshc_div", "ahb", CCM_PCDR0, 0, 6);
+	clk[IMX27_CLK_NFC_DIV] = imx_clk_divider("nfc_div", "ahb", CCM_PCDR0, 6, 4);
+	clk[IMX27_CLK_PER1_DIV] = imx_clk_divider("per1_div", "mpll_main2", CCM_PCDR1, 0, 6);
+	clk[IMX27_CLK_PER2_DIV] = imx_clk_divider("per2_div", "mpll_main2", CCM_PCDR1, 8, 6);
+	clk[IMX27_CLK_PER3_DIV] = imx_clk_divider("per3_div", "mpll_main2", CCM_PCDR1, 16, 6);
+	clk[IMX27_CLK_PER4_DIV] = imx_clk_divider("per4_div", "mpll_main2", CCM_PCDR1, 24, 6);
+	clk[IMX27_CLK_VPU_SEL] = imx_clk_mux("vpu_sel", CCM_CSCR, 21, 1, vpu_sel_clks, ARRAY_SIZE(vpu_sel_clks));
+	clk[IMX27_CLK_VPU_DIV] = imx_clk_divider("vpu_div", "vpu_sel", CCM_PCDR0, 10, 6);
+	clk[IMX27_CLK_USB_DIV] = imx_clk_divider("usb_div", "spll_gate", CCM_CSCR, 28, 3);
+	clk[IMX27_CLK_CPU_SEL] = imx_clk_mux("cpu_sel", CCM_CSCR, 15, 1, cpu_sel_clks, ARRAY_SIZE(cpu_sel_clks));
+	clk[IMX27_CLK_CLKO_SEL] = imx_clk_mux("clko_sel", CCM_CCSR, 0, 5, clko_sel_clks, ARRAY_SIZE(clko_sel_clks));
+
 	if (mx27_revision() >= IMX_CHIP_REVISION_2_0)
-		clk[cpu_div] = imx_clk_divider("cpu_div", "cpu_sel", CCM_CSCR, 12, 2);
+		clk[IMX27_CLK_CPU_DIV] = imx_clk_divider("cpu_div", "cpu_sel", CCM_CSCR, 12, 2);
 	else
-		clk[cpu_div] = imx_clk_divider("cpu_div", "cpu_sel", CCM_CSCR, 13, 3);
-	clk[clko_div] = imx_clk_divider("clko_div", "clko_sel", CCM_PCDR0, 22, 3);
-	clk[ssi1_sel] = imx_clk_mux("ssi1_sel", CCM_CSCR, 22, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks));
-	clk[ssi2_sel] = imx_clk_mux("ssi2_sel", CCM_CSCR, 23, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks));
-	clk[ssi1_div] = imx_clk_divider("ssi1_div", "ssi1_sel", CCM_PCDR0, 16, 6);
-	clk[ssi2_div] = imx_clk_divider("ssi2_div", "ssi2_sel", CCM_PCDR0, 26, 6);
-	clk[clko_en] = imx_clk_gate("clko_en", "clko_div", CCM_PCCR0, 0);
-	clk[ssi2_ipg_gate] = imx_clk_gate("ssi2_ipg_gate", "ipg", CCM_PCCR0, 0);
-	clk[ssi1_ipg_gate] = imx_clk_gate("ssi1_ipg_gate", "ipg", CCM_PCCR0, 1);
-	clk[slcdc_ipg_gate] = imx_clk_gate("slcdc_ipg_gate", "ipg", CCM_PCCR0, 2);
-	clk[sdhc3_ipg_gate] = imx_clk_gate("sdhc3_ipg_gate", "ipg", CCM_PCCR0, 3);
-	clk[sdhc2_ipg_gate] = imx_clk_gate("sdhc2_ipg_gate", "ipg", CCM_PCCR0, 4);
-	clk[sdhc1_ipg_gate] = imx_clk_gate("sdhc1_ipg_gate", "ipg", CCM_PCCR0, 5);
-	clk[scc_ipg_gate] = imx_clk_gate("scc_ipg_gate", "ipg", CCM_PCCR0, 6);
-	clk[sahara_ipg_gate] = imx_clk_gate("sahara_ipg_gate", "ipg", CCM_PCCR0, 7);
-	clk[rtic_ipg_gate] = imx_clk_gate("rtic_ipg_gate", "ipg", CCM_PCCR0, 8);
-	clk[rtc_ipg_gate] = imx_clk_gate("rtc_ipg_gate", "ipg", CCM_PCCR0, 9);
-	clk[pwm_ipg_gate] = imx_clk_gate("pwm_ipg_gate", "ipg", CCM_PCCR0, 11);
-	clk[owire_ipg_gate] = imx_clk_gate("owire_ipg_gate", "ipg", CCM_PCCR0, 12);
-	clk[mshc_ipg_gate] = imx_clk_gate("mshc_ipg_gate", "ipg", CCM_PCCR0, 13);
-	clk[lcdc_ipg_gate] = imx_clk_gate("lcdc_ipg_gate", "ipg", CCM_PCCR0, 14);
-	clk[kpp_ipg_gate] = imx_clk_gate("kpp_ipg_gate", "ipg", CCM_PCCR0, 15);
-	clk[iim_ipg_gate] = imx_clk_gate("iim_ipg_gate", "ipg", CCM_PCCR0, 16);
-	clk[i2c2_ipg_gate] = imx_clk_gate("i2c2_ipg_gate", "ipg", CCM_PCCR0, 17);
-	clk[i2c1_ipg_gate] = imx_clk_gate("i2c1_ipg_gate", "ipg", CCM_PCCR0, 18);
-	clk[gpt6_ipg_gate] = imx_clk_gate("gpt6_ipg_gate", "ipg", CCM_PCCR0, 19);
-	clk[gpt5_ipg_gate] = imx_clk_gate("gpt5_ipg_gate", "ipg", CCM_PCCR0, 20);
-	clk[gpt4_ipg_gate] = imx_clk_gate("gpt4_ipg_gate", "ipg", CCM_PCCR0, 21);
-	clk[gpt3_ipg_gate] = imx_clk_gate("gpt3_ipg_gate", "ipg", CCM_PCCR0, 22);
-	clk[gpt2_ipg_gate] = imx_clk_gate("gpt2_ipg_gate", "ipg", CCM_PCCR0, 23);
-	clk[gpt1_ipg_gate] = imx_clk_gate("gpt1_ipg_gate", "ipg", CCM_PCCR0, 24);
-	clk[gpio_ipg_gate] = imx_clk_gate("gpio_ipg_gate", "ipg", CCM_PCCR0, 25);
-	clk[fec_ipg_gate] = imx_clk_gate("fec_ipg_gate", "ipg", CCM_PCCR0, 26);
-	clk[emma_ipg_gate] = imx_clk_gate("emma_ipg_gate", "ipg", CCM_PCCR0, 27);
-	clk[dma_ipg_gate] = imx_clk_gate("dma_ipg_gate", "ipg", CCM_PCCR0, 28);
-	clk[cspi3_ipg_gate] = imx_clk_gate("cspi3_ipg_gate", "ipg", CCM_PCCR0, 29);
-	clk[cspi2_ipg_gate] = imx_clk_gate("cspi2_ipg_gate", "ipg", CCM_PCCR0, 30);
-	clk[cspi1_ipg_gate] = imx_clk_gate("cspi1_ipg_gate", "ipg", CCM_PCCR0, 31);
-	clk[mshc_baud_gate] = imx_clk_gate("mshc_baud_gate", "mshc_div", CCM_PCCR1, 2);
-	clk[nfc_baud_gate] = imx_clk_gate("nfc_baud_gate", "nfc_div", CCM_PCCR1,  3);
-	clk[ssi2_baud_gate] = imx_clk_gate("ssi2_baud_gate", "ssi2_div", CCM_PCCR1,  4);
-	clk[ssi1_baud_gate] = imx_clk_gate("ssi1_baud_gate", "ssi1_div", CCM_PCCR1,  5);
-	clk[vpu_baud_gate] = imx_clk_gate("vpu_baud_gate", "vpu_div", CCM_PCCR1,  6);
-	clk[per4_gate] = imx_clk_gate("per4_gate", "per4_div", CCM_PCCR1,  7);
-	clk[per3_gate] = imx_clk_gate("per3_gate", "per3_div", CCM_PCCR1,  8);
-	clk[per2_gate] = imx_clk_gate("per2_gate", "per2_div", CCM_PCCR1,  9);
-	clk[per1_gate] = imx_clk_gate("per1_gate", "per1_div", CCM_PCCR1, 10);
-	clk[usb_ahb_gate] = imx_clk_gate("usb_ahb_gate", "ahb", CCM_PCCR1, 11);
-	clk[slcdc_ahb_gate] = imx_clk_gate("slcdc_ahb_gate", "ahb", CCM_PCCR1, 12);
-	clk[sahara_ahb_gate] = imx_clk_gate("sahara_ahb_gate", "ahb", CCM_PCCR1, 13);
-	clk[rtic_ahb_gate] = imx_clk_gate("rtic_ahb_gate", "ahb", CCM_PCCR1, 14);
-	clk[lcdc_ahb_gate] = imx_clk_gate("lcdc_ahb_gate", "ahb", CCM_PCCR1, 15);
-	clk[vpu_ahb_gate] = imx_clk_gate("vpu_ahb_gate", "ahb", CCM_PCCR1, 16);
-	clk[fec_ahb_gate] = imx_clk_gate("fec_ahb_gate", "ahb", CCM_PCCR1, 17);
-	clk[emma_ahb_gate] = imx_clk_gate("emma_ahb_gate", "ahb", CCM_PCCR1, 18);
-	clk[emi_ahb_gate] = imx_clk_gate("emi_ahb_gate", "ahb", CCM_PCCR1, 19);
-	clk[dma_ahb_gate] = imx_clk_gate("dma_ahb_gate", "ahb", CCM_PCCR1, 20);
-	clk[csi_ahb_gate] = imx_clk_gate("csi_ahb_gate", "ahb", CCM_PCCR1, 21);
-	clk[brom_ahb_gate] = imx_clk_gate("brom_ahb_gate", "ahb", CCM_PCCR1, 22);
-	clk[ata_ahb_gate] = imx_clk_gate("ata_ahb_gate", "ahb", CCM_PCCR1, 23);
-	clk[wdog_ipg_gate] = imx_clk_gate("wdog_ipg_gate", "ipg", CCM_PCCR1, 24);
-	clk[usb_ipg_gate] = imx_clk_gate("usb_ipg_gate", "ipg", CCM_PCCR1, 25);
-	clk[uart6_ipg_gate] = imx_clk_gate("uart6_ipg_gate", "ipg", CCM_PCCR1, 26);
-	clk[uart5_ipg_gate] = imx_clk_gate("uart5_ipg_gate", "ipg", CCM_PCCR1, 27);
-	clk[uart4_ipg_gate] = imx_clk_gate("uart4_ipg_gate", "ipg", CCM_PCCR1, 28);
-	clk[uart3_ipg_gate] = imx_clk_gate("uart3_ipg_gate", "ipg", CCM_PCCR1, 29);
-	clk[uart2_ipg_gate] = imx_clk_gate("uart2_ipg_gate", "ipg", CCM_PCCR1, 30);
-	clk[uart1_ipg_gate] = imx_clk_gate("uart1_ipg_gate", "ipg", CCM_PCCR1, 31);
+		clk[IMX27_CLK_CPU_DIV] = imx_clk_divider("cpu_div", "cpu_sel", CCM_CSCR, 13, 3);
+
+	clk[IMX27_CLK_CLKO_DIV] = imx_clk_divider("clko_div", "clko_sel", CCM_PCDR0, 22, 3);
+	clk[IMX27_CLK_SSI1_SEL] = imx_clk_mux("ssi1_sel", CCM_CSCR, 22, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks));
+	clk[IMX27_CLK_SSI2_SEL] = imx_clk_mux("ssi2_sel", CCM_CSCR, 23, 1, ssi_sel_clks, ARRAY_SIZE(ssi_sel_clks));
+	clk[IMX27_CLK_SSI1_DIV] = imx_clk_divider("ssi1_div", "ssi1_sel", CCM_PCDR0, 16, 6);
+	clk[IMX27_CLK_SSI2_DIV] = imx_clk_divider("ssi2_div", "ssi2_sel", CCM_PCDR0, 26, 6);
+	clk[IMX27_CLK_CLKO_EN] = imx_clk_gate("clko_en", "clko_div", CCM_PCCR0, 0);
+	clk[IMX27_CLK_SSI2_IPG_GATE] = imx_clk_gate("ssi2_ipg_gate", "ipg", CCM_PCCR0, 0);
+	clk[IMX27_CLK_SSI1_IPG_GATE] = imx_clk_gate("ssi1_ipg_gate", "ipg", CCM_PCCR0, 1);
+	clk[IMX27_CLK_SLCDC_IPG_GATE] = imx_clk_gate("slcdc_ipg_gate", "ipg", CCM_PCCR0, 2);
+	clk[IMX27_CLK_SDHC3_IPG_GATE] = imx_clk_gate("sdhc3_ipg_gate", "ipg", CCM_PCCR0, 3);
+	clk[IMX27_CLK_SDHC2_IPG_GATE] = imx_clk_gate("sdhc2_ipg_gate", "ipg", CCM_PCCR0, 4);
+	clk[IMX27_CLK_SDHC1_IPG_GATE] = imx_clk_gate("sdhc1_ipg_gate", "ipg", CCM_PCCR0, 5);
+	clk[IMX27_CLK_SCC_IPG_GATE] = imx_clk_gate("scc_ipg_gate", "ipg", CCM_PCCR0, 6);
+	clk[IMX27_CLK_SAHARA_IPG_GATE] = imx_clk_gate("sahara_ipg_gate", "ipg", CCM_PCCR0, 7);
+	clk[IMX27_CLK_RTIC_IPG_GATE] = imx_clk_gate("rtic_ipg_gate", "ipg", CCM_PCCR0, 8);
+	clk[IMX27_CLK_RTC_IPG_GATE] = imx_clk_gate("rtc_ipg_gate", "ipg", CCM_PCCR0, 9);
+	clk[IMX27_CLK_PWM_IPG_GATE] = imx_clk_gate("pwm_ipg_gate", "ipg", CCM_PCCR0, 11);
+	clk[IMX27_CLK_OWIRE_IPG_GATE] = imx_clk_gate("owire_ipg_gate", "ipg", CCM_PCCR0, 12);
+	clk[IMX27_CLK_MSHC_IPG_GATE] = imx_clk_gate("mshc_ipg_gate", "ipg", CCM_PCCR0, 13);
+	clk[IMX27_CLK_LCDC_IPG_GATE] = imx_clk_gate("lcdc_ipg_gate", "ipg", CCM_PCCR0, 14);
+	clk[IMX27_CLK_KPP_IPG_GATE] = imx_clk_gate("kpp_ipg_gate", "ipg", CCM_PCCR0, 15);
+	clk[IMX27_CLK_IIM_IPG_GATE] = imx_clk_gate("iim_ipg_gate", "ipg", CCM_PCCR0, 16);
+	clk[IMX27_CLK_I2C2_IPG_GATE] = imx_clk_gate("i2c2_ipg_gate", "ipg", CCM_PCCR0, 17);
+	clk[IMX27_CLK_I2C1_IPG_GATE] = imx_clk_gate("i2c1_ipg_gate", "ipg", CCM_PCCR0, 18);
+	clk[IMX27_CLK_GPT6_IPG_GATE] = imx_clk_gate("gpt6_ipg_gate", "ipg", CCM_PCCR0, 19);
+	clk[IMX27_CLK_GPT5_IPG_GATE] = imx_clk_gate("gpt5_ipg_gate", "ipg", CCM_PCCR0, 20);
+	clk[IMX27_CLK_GPT4_IPG_GATE] = imx_clk_gate("gpt4_ipg_gate", "ipg", CCM_PCCR0, 21);
+	clk[IMX27_CLK_GPT3_IPG_GATE] = imx_clk_gate("gpt3_ipg_gate", "ipg", CCM_PCCR0, 22);
+	clk[IMX27_CLK_GPT2_IPG_GATE] = imx_clk_gate("gpt2_ipg_gate", "ipg", CCM_PCCR0, 23);
+	clk[IMX27_CLK_GPT1_IPG_GATE] = imx_clk_gate("gpt1_ipg_gate", "ipg", CCM_PCCR0, 24);
+	clk[IMX27_CLK_GPIO_IPG_GATE] = imx_clk_gate("gpio_ipg_gate", "ipg", CCM_PCCR0, 25);
+	clk[IMX27_CLK_FEC_IPG_GATE] = imx_clk_gate("fec_ipg_gate", "ipg", CCM_PCCR0, 26);
+	clk[IMX27_CLK_EMMA_IPG_GATE] = imx_clk_gate("emma_ipg_gate", "ipg", CCM_PCCR0, 27);
+	clk[IMX27_CLK_DMA_IPG_GATE] = imx_clk_gate("dma_ipg_gate", "ipg", CCM_PCCR0, 28);
+	clk[IMX27_CLK_CSPI3_IPG_GATE] = imx_clk_gate("cspi3_ipg_gate", "ipg", CCM_PCCR0, 29);
+	clk[IMX27_CLK_CSPI2_IPG_GATE] = imx_clk_gate("cspi2_ipg_gate", "ipg", CCM_PCCR0, 30);
+	clk[IMX27_CLK_CSPI1_IPG_GATE] = imx_clk_gate("cspi1_ipg_gate", "ipg", CCM_PCCR0, 31);
+	clk[IMX27_CLK_MSHC_BAUD_GATE] = imx_clk_gate("mshc_baud_gate", "mshc_div", CCM_PCCR1, 2);
+	clk[IMX27_CLK_NFC_BAUD_GATE] = imx_clk_gate("nfc_baud_gate", "nfc_div", CCM_PCCR1,  3);
+	clk[IMX27_CLK_SSI2_BAUD_GATE] = imx_clk_gate("ssi2_baud_gate", "ssi2_div", CCM_PCCR1,  4);
+	clk[IMX27_CLK_SSI1_BAUD_GATE] = imx_clk_gate("ssi1_baud_gate", "ssi1_div", CCM_PCCR1,  5);
+	clk[IMX27_CLK_VPU_BAUD_GATE] = imx_clk_gate("vpu_baud_gate", "vpu_div", CCM_PCCR1,  6);
+	clk[IMX27_CLK_PER4_GATE] = imx_clk_gate("per4_gate", "per4_div", CCM_PCCR1,  7);
+	clk[IMX27_CLK_PER3_GATE] = imx_clk_gate("per3_gate", "per3_div", CCM_PCCR1,  8);
+	clk[IMX27_CLK_PER2_GATE] = imx_clk_gate("per2_gate", "per2_div", CCM_PCCR1,  9);
+	clk[IMX27_CLK_PER1_GATE] = imx_clk_gate("per1_gate", "per1_div", CCM_PCCR1, 10);
+	clk[IMX27_CLK_USB_AHB_GATE] = imx_clk_gate("usb_ahb_gate", "ahb", CCM_PCCR1, 11);
+	clk[IMX27_CLK_SLCDC_AHB_GATE] = imx_clk_gate("slcdc_ahb_gate", "ahb", CCM_PCCR1, 12);
+	clk[IMX27_CLK_SAHARA_AHB_GATE] = imx_clk_gate("sahara_ahb_gate", "ahb", CCM_PCCR1, 13);
+	clk[IMX27_CLK_RTIC_AHB_GATE] = imx_clk_gate("rtic_ahb_gate", "ahb", CCM_PCCR1, 14);
+	clk[IMX27_CLK_LCDC_AHB_GATE] = imx_clk_gate("lcdc_ahb_gate", "ahb", CCM_PCCR1, 15);
+	clk[IMX27_CLK_VPU_AHB_GATE] = imx_clk_gate("vpu_ahb_gate", "ahb", CCM_PCCR1, 16);
+	clk[IMX27_CLK_FEC_AHB_GATE] = imx_clk_gate("fec_ahb_gate", "ahb", CCM_PCCR1, 17);
+	clk[IMX27_CLK_EMMA_AHB_GATE] = imx_clk_gate("emma_ahb_gate", "ahb", CCM_PCCR1, 18);
+	clk[IMX27_CLK_EMI_AHB_GATE] = imx_clk_gate("emi_ahb_gate", "ahb", CCM_PCCR1, 19);
+	clk[IMX27_CLK_DMA_AHB_GATE] = imx_clk_gate("dma_ahb_gate", "ahb", CCM_PCCR1, 20);
+	clk[IMX27_CLK_CSI_AHB_GATE] = imx_clk_gate("csi_ahb_gate", "ahb", CCM_PCCR1, 21);
+	clk[IMX27_CLK_BROM_AHB_GATE] = imx_clk_gate("brom_ahb_gate", "ahb", CCM_PCCR1, 22);
+	clk[IMX27_CLK_ATA_AHB_GATE] = imx_clk_gate("ata_ahb_gate", "ahb", CCM_PCCR1, 23);
+	clk[IMX27_CLK_WDOG_IPG_GATE] = imx_clk_gate("wdog_ipg_gate", "ipg", CCM_PCCR1, 24);
+	clk[IMX27_CLK_USB_IPG_GATE] = imx_clk_gate("usb_ipg_gate", "ipg", CCM_PCCR1, 25);
+	clk[IMX27_CLK_UART6_IPG_GATE] = imx_clk_gate("uart6_ipg_gate", "ipg", CCM_PCCR1, 26);
+	clk[IMX27_CLK_UART5_IPG_GATE] = imx_clk_gate("uart5_ipg_gate", "ipg", CCM_PCCR1, 27);
+	clk[IMX27_CLK_UART4_IPG_GATE] = imx_clk_gate("uart4_ipg_gate", "ipg", CCM_PCCR1, 28);
+	clk[IMX27_CLK_UART3_IPG_GATE] = imx_clk_gate("uart3_ipg_gate", "ipg", CCM_PCCR1, 29);
+	clk[IMX27_CLK_UART2_IPG_GATE] = imx_clk_gate("uart2_ipg_gate", "ipg", CCM_PCCR1, 30);
+	clk[IMX27_CLK_UART1_IPG_GATE] = imx_clk_gate("uart1_ipg_gate", "ipg", CCM_PCCR1, 31);
 
 	imx_check_clocks(clk, ARRAY_SIZE(clk));
 
-	clk_register_clkdev(clk[cpu_div], NULL, "cpu0");
+	clk_register_clkdev(clk[IMX27_CLK_CPU_DIV], NULL, "cpu0");
 
-	clk_prepare_enable(clk[emi_ahb_gate]);
+	clk_prepare_enable(clk[IMX27_CLK_EMI_AHB_GATE]);
 
 	imx_print_silicon_rev("i.MX27", mx27_revision());
 }
@@ -214,67 +191,67 @@ int __init mx27_clocks_init(unsigned long fref)
 
 	_mx27_clocks_init(fref);
 
-	clk_register_clkdev(clk[uart1_ipg_gate], "ipg", "imx21-uart.0");
-	clk_register_clkdev(clk[per1_gate], "per", "imx21-uart.0");
-	clk_register_clkdev(clk[uart2_ipg_gate], "ipg", "imx21-uart.1");
-	clk_register_clkdev(clk[per1_gate], "per", "imx21-uart.1");
-	clk_register_clkdev(clk[uart3_ipg_gate], "ipg", "imx21-uart.2");
-	clk_register_clkdev(clk[per1_gate], "per", "imx21-uart.2");
-	clk_register_clkdev(clk[uart4_ipg_gate], "ipg", "imx21-uart.3");
-	clk_register_clkdev(clk[per1_gate], "per", "imx21-uart.3");
-	clk_register_clkdev(clk[uart5_ipg_gate], "ipg", "imx21-uart.4");
-	clk_register_clkdev(clk[per1_gate], "per", "imx21-uart.4");
-	clk_register_clkdev(clk[uart6_ipg_gate], "ipg", "imx21-uart.5");
-	clk_register_clkdev(clk[per1_gate], "per", "imx21-uart.5");
-	clk_register_clkdev(clk[gpt1_ipg_gate], "ipg", "imx-gpt.0");
-	clk_register_clkdev(clk[per1_gate], "per", "imx-gpt.0");
-	clk_register_clkdev(clk[per2_gate], "per", "imx21-mmc.0");
-	clk_register_clkdev(clk[sdhc1_ipg_gate], "ipg", "imx21-mmc.0");
-	clk_register_clkdev(clk[per2_gate], "per", "imx21-mmc.1");
-	clk_register_clkdev(clk[sdhc2_ipg_gate], "ipg", "imx21-mmc.1");
-	clk_register_clkdev(clk[per2_gate], "per", "imx21-mmc.2");
-	clk_register_clkdev(clk[sdhc2_ipg_gate], "ipg", "imx21-mmc.2");
-	clk_register_clkdev(clk[per2_gate], "per", "imx27-cspi.0");
-	clk_register_clkdev(clk[cspi1_ipg_gate], "ipg", "imx27-cspi.0");
-	clk_register_clkdev(clk[per2_gate], "per", "imx27-cspi.1");
-	clk_register_clkdev(clk[cspi2_ipg_gate], "ipg", "imx27-cspi.1");
-	clk_register_clkdev(clk[per2_gate], "per", "imx27-cspi.2");
-	clk_register_clkdev(clk[cspi3_ipg_gate], "ipg", "imx27-cspi.2");
-	clk_register_clkdev(clk[per3_gate], "per", "imx21-fb.0");
-	clk_register_clkdev(clk[lcdc_ipg_gate], "ipg", "imx21-fb.0");
-	clk_register_clkdev(clk[lcdc_ahb_gate], "ahb", "imx21-fb.0");
-	clk_register_clkdev(clk[csi_ahb_gate], "ahb", "imx27-camera.0");
-	clk_register_clkdev(clk[per4_gate], "per", "imx27-camera.0");
-	clk_register_clkdev(clk[usb_div], "per", "imx-udc-mx27");
-	clk_register_clkdev(clk[usb_ipg_gate], "ipg", "imx-udc-mx27");
-	clk_register_clkdev(clk[usb_ahb_gate], "ahb", "imx-udc-mx27");
-	clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.0");
-	clk_register_clkdev(clk[usb_ipg_gate], "ipg", "mxc-ehci.0");
-	clk_register_clkdev(clk[usb_ahb_gate], "ahb", "mxc-ehci.0");
-	clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.1");
-	clk_register_clkdev(clk[usb_ipg_gate], "ipg", "mxc-ehci.1");
-	clk_register_clkdev(clk[usb_ahb_gate], "ahb", "mxc-ehci.1");
-	clk_register_clkdev(clk[usb_div], "per", "mxc-ehci.2");
-	clk_register_clkdev(clk[usb_ipg_gate], "ipg", "mxc-ehci.2");
-	clk_register_clkdev(clk[usb_ahb_gate], "ahb", "mxc-ehci.2");
-	clk_register_clkdev(clk[ssi1_ipg_gate], NULL, "imx-ssi.0");
-	clk_register_clkdev(clk[ssi2_ipg_gate], NULL, "imx-ssi.1");
-	clk_register_clkdev(clk[nfc_baud_gate], NULL, "imx27-nand.0");
-	clk_register_clkdev(clk[vpu_baud_gate], "per", "coda-imx27.0");
-	clk_register_clkdev(clk[vpu_ahb_gate], "ahb", "coda-imx27.0");
-	clk_register_clkdev(clk[dma_ahb_gate], "ahb", "imx27-dma");
-	clk_register_clkdev(clk[dma_ipg_gate], "ipg", "imx27-dma");
-	clk_register_clkdev(clk[fec_ipg_gate], "ipg", "imx27-fec.0");
-	clk_register_clkdev(clk[fec_ahb_gate], "ahb", "imx27-fec.0");
-	clk_register_clkdev(clk[wdog_ipg_gate], NULL, "imx2-wdt.0");
-	clk_register_clkdev(clk[i2c1_ipg_gate], NULL, "imx21-i2c.0");
-	clk_register_clkdev(clk[i2c2_ipg_gate], NULL, "imx21-i2c.1");
-	clk_register_clkdev(clk[owire_ipg_gate], NULL, "mxc_w1.0");
-	clk_register_clkdev(clk[kpp_ipg_gate], NULL, "imx-keypad");
-	clk_register_clkdev(clk[emma_ahb_gate], "emma-ahb", "imx27-camera.0");
-	clk_register_clkdev(clk[emma_ipg_gate], "emma-ipg", "imx27-camera.0");
-	clk_register_clkdev(clk[emma_ahb_gate], "ahb", "m2m-emmaprp.0");
-	clk_register_clkdev(clk[emma_ipg_gate], "ipg", "m2m-emmaprp.0");
+	clk_register_clkdev(clk[IMX27_CLK_UART1_IPG_GATE], "ipg", "imx21-uart.0");
+	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.0");
+	clk_register_clkdev(clk[IMX27_CLK_UART2_IPG_GATE], "ipg", "imx21-uart.1");
+	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.1");
+	clk_register_clkdev(clk[IMX27_CLK_UART3_IPG_GATE], "ipg", "imx21-uart.2");
+	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.2");
+	clk_register_clkdev(clk[IMX27_CLK_UART4_IPG_GATE], "ipg", "imx21-uart.3");
+	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.3");
+	clk_register_clkdev(clk[IMX27_CLK_UART5_IPG_GATE], "ipg", "imx21-uart.4");
+	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.4");
+	clk_register_clkdev(clk[IMX27_CLK_UART6_IPG_GATE], "ipg", "imx21-uart.5");
+	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx21-uart.5");
+	clk_register_clkdev(clk[IMX27_CLK_GPT1_IPG_GATE], "ipg", "imx-gpt.0");
+	clk_register_clkdev(clk[IMX27_CLK_PER1_GATE], "per", "imx-gpt.0");
+	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx21-mmc.0");
+	clk_register_clkdev(clk[IMX27_CLK_SDHC1_IPG_GATE], "ipg", "imx21-mmc.0");
+	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx21-mmc.1");
+	clk_register_clkdev(clk[IMX27_CLK_SDHC2_IPG_GATE], "ipg", "imx21-mmc.1");
+	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx21-mmc.2");
+	clk_register_clkdev(clk[IMX27_CLK_SDHC2_IPG_GATE], "ipg", "imx21-mmc.2");
+	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx27-cspi.0");
+	clk_register_clkdev(clk[IMX27_CLK_CSPI1_IPG_GATE], "ipg", "imx27-cspi.0");
+	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx27-cspi.1");
+	clk_register_clkdev(clk[IMX27_CLK_CSPI2_IPG_GATE], "ipg", "imx27-cspi.1");
+	clk_register_clkdev(clk[IMX27_CLK_PER2_GATE], "per", "imx27-cspi.2");
+	clk_register_clkdev(clk[IMX27_CLK_CSPI3_IPG_GATE], "ipg", "imx27-cspi.2");
+	clk_register_clkdev(clk[IMX27_CLK_PER3_GATE], "per", "imx21-fb.0");
+	clk_register_clkdev(clk[IMX27_CLK_LCDC_IPG_GATE], "ipg", "imx21-fb.0");
+	clk_register_clkdev(clk[IMX27_CLK_LCDC_AHB_GATE], "ahb", "imx21-fb.0");
+	clk_register_clkdev(clk[IMX27_CLK_CSI_AHB_GATE], "ahb", "imx27-camera.0");
+	clk_register_clkdev(clk[IMX27_CLK_PER4_GATE], "per", "imx27-camera.0");
+	clk_register_clkdev(clk[IMX27_CLK_USB_DIV], "per", "imx-udc-mx27");
+	clk_register_clkdev(clk[IMX27_CLK_USB_IPG_GATE], "ipg", "imx-udc-mx27");
+	clk_register_clkdev(clk[IMX27_CLK_USB_AHB_GATE], "ahb", "imx-udc-mx27");
+	clk_register_clkdev(clk[IMX27_CLK_USB_DIV], "per", "mxc-ehci.0");
+	clk_register_clkdev(clk[IMX27_CLK_USB_IPG_GATE], "ipg", "mxc-ehci.0");
+	clk_register_clkdev(clk[IMX27_CLK_USB_AHB_GATE], "ahb", "mxc-ehci.0");
+	clk_register_clkdev(clk[IMX27_CLK_USB_DIV], "per", "mxc-ehci.1");
+	clk_register_clkdev(clk[IMX27_CLK_USB_IPG_GATE], "ipg", "mxc-ehci.1");
+	clk_register_clkdev(clk[IMX27_CLK_USB_AHB_GATE], "ahb", "mxc-ehci.1");
+	clk_register_clkdev(clk[IMX27_CLK_USB_DIV], "per", "mxc-ehci.2");
+	clk_register_clkdev(clk[IMX27_CLK_USB_IPG_GATE], "ipg", "mxc-ehci.2");
+	clk_register_clkdev(clk[IMX27_CLK_USB_AHB_GATE], "ahb", "mxc-ehci.2");
+	clk_register_clkdev(clk[IMX27_CLK_SSI1_IPG_GATE], NULL, "imx-ssi.0");
+	clk_register_clkdev(clk[IMX27_CLK_SSI2_IPG_GATE], NULL, "imx-ssi.1");
+	clk_register_clkdev(clk[IMX27_CLK_NFC_BAUD_GATE], NULL, "imx27-nand.0");
+	clk_register_clkdev(clk[IMX27_CLK_VPU_BAUD_GATE], "per", "coda-imx27.0");
+	clk_register_clkdev(clk[IMX27_CLK_VPU_AHB_GATE], "ahb", "coda-imx27.0");
+	clk_register_clkdev(clk[IMX27_CLK_DMA_AHB_GATE], "ahb", "imx27-dma");
+	clk_register_clkdev(clk[IMX27_CLK_DMA_IPG_GATE], "ipg", "imx27-dma");
+	clk_register_clkdev(clk[IMX27_CLK_FEC_IPG_GATE], "ipg", "imx27-fec.0");
+	clk_register_clkdev(clk[IMX27_CLK_FEC_AHB_GATE], "ahb", "imx27-fec.0");
+	clk_register_clkdev(clk[IMX27_CLK_WDOG_IPG_GATE], NULL, "imx2-wdt.0");
+	clk_register_clkdev(clk[IMX27_CLK_I2C1_IPG_GATE], NULL, "imx21-i2c.0");
+	clk_register_clkdev(clk[IMX27_CLK_I2C2_IPG_GATE], NULL, "imx21-i2c.1");
+	clk_register_clkdev(clk[IMX27_CLK_OWIRE_IPG_GATE], NULL, "mxc_w1.0");
+	clk_register_clkdev(clk[IMX27_CLK_KPP_IPG_GATE], NULL, "imx-keypad");
+	clk_register_clkdev(clk[IMX27_CLK_EMMA_AHB_GATE], "emma-ahb", "imx27-camera.0");
+	clk_register_clkdev(clk[IMX27_CLK_EMMA_IPG_GATE], "emma-ipg", "imx27-camera.0");
+	clk_register_clkdev(clk[IMX27_CLK_EMMA_AHB_GATE], "ahb", "m2m-emmaprp.0");
+	clk_register_clkdev(clk[IMX27_CLK_EMMA_IPG_GATE], "ipg", "m2m-emmaprp.0");
 
 	mxc_timer_init(MX27_IO_ADDRESS(MX27_GPT1_BASE_ADDR), MX27_INT_GPT1);
 
diff --git a/include/dt-bindings/clock/imx27-clock.h b/include/dt-bindings/clock/imx27-clock.h
new file mode 100644
index 0000000..6b642d4
--- /dev/null
+++ b/include/dt-bindings/clock/imx27-clock.h
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2014 Alexander Shiyan <shc_work@mail.ru>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#ifndef __DT_BINDINGS_CLOCK_IMX27_H
+#define __DT_BINDINGS_CLOCK_IMX27_H
+
+#define IMX27_CLK_DUMMY			0
+#define IMX27_CLK_CKIH			1
+#define IMX27_CLK_CKIL			2
+#define IMX27_CLK_MPLL			3
+#define IMX27_CLK_SPLL			4
+#define IMX27_CLK_MPLL_MAIN2		5
+#define IMX27_CLK_AHB			6
+#define IMX27_CLK_IPG			7
+#define IMX27_CLK_NFC_DIV		8
+#define IMX27_CLK_PER1_DIV		9
+#define IMX27_CLK_PER2_DIV		10
+#define IMX27_CLK_PER3_DIV		11
+#define IMX27_CLK_PER4_DIV		12
+#define IMX27_CLK_VPU_SEL		13
+#define IMX27_CLK_VPU_DIV		14
+#define IMX27_CLK_USB_DIV		15
+#define IMX27_CLK_CPU_SEL		16
+#define IMX27_CLK_CLKO_SEL		17
+#define IMX27_CLK_CPU_DIV		18
+#define IMX27_CLK_CLKO_DIV		19
+#define IMX27_CLK_SSI1_SEL		20
+#define IMX27_CLK_SSI2_SEL		21
+#define IMX27_CLK_SSI1_DIV		22
+#define IMX27_CLK_SSI2_DIV		23
+#define IMX27_CLK_CLKO_EN		24
+#define IMX27_CLK_SSI2_IPG_GATE		25
+#define IMX27_CLK_SSI1_IPG_GATE		26
+#define IMX27_CLK_SLCDC_IPG_GATE	27
+#define IMX27_CLK_SDHC3_IPG_GATE	28
+#define IMX27_CLK_SDHC2_IPG_GATE	29
+#define IMX27_CLK_SDHC1_IPG_GATE	30
+#define IMX27_CLK_SCC_IPG_GATE		31
+#define IMX27_CLK_SAHARA_IPG_GATE	32
+#define IMX27_CLK_RTC_IPG_GATE		33
+#define IMX27_CLK_PWM_IPG_GATE		34
+#define IMX27_CLK_OWIRE_IPG_GATE	35
+#define IMX27_CLK_LCDC_IPG_GATE		36
+#define IMX27_CLK_KPP_IPG_GATE		37
+#define IMX27_CLK_IIM_IPG_GATE		38
+#define IMX27_CLK_I2C2_IPG_GATE		39
+#define IMX27_CLK_I2C1_IPG_GATE		40
+#define IMX27_CLK_GPT6_IPG_GATE		41
+#define IMX27_CLK_GPT5_IPG_GATE		42
+#define IMX27_CLK_GPT4_IPG_GATE		43
+#define IMX27_CLK_GPT3_IPG_GATE		44
+#define IMX27_CLK_GPT2_IPG_GATE		45
+#define IMX27_CLK_GPT1_IPG_GATE		46
+#define IMX27_CLK_GPIO_IPG_GATE		47
+#define IMX27_CLK_FEC_IPG_GATE		48
+#define IMX27_CLK_EMMA_IPG_GATE		49
+#define IMX27_CLK_DMA_IPG_GATE		50
+#define IMX27_CLK_CSPI3_IPG_GATE	51
+#define IMX27_CLK_CSPI2_IPG_GATE	52
+#define IMX27_CLK_CSPI1_IPG_GATE	53
+#define IMX27_CLK_NFC_BAUD_GATE		54
+#define IMX27_CLK_SSI2_BAUD_GATE	55
+#define IMX27_CLK_SSI1_BAUD_GATE	56
+#define IMX27_CLK_VPU_BAUD_GATE		57
+#define IMX27_CLK_PER4_GATE		58
+#define IMX27_CLK_PER3_GATE		59
+#define IMX27_CLK_PER2_GATE		60
+#define IMX27_CLK_PER1_GATE		61
+#define IMX27_CLK_USB_AHB_GATE		62
+#define IMX27_CLK_SLCDC_AHB_GATE	63
+#define IMX27_CLK_SAHARA_AHB_GATE	64
+#define IMX27_CLK_LCDC_AHB_GATE		65
+#define IMX27_CLK_VPU_AHB_GATE		66
+#define IMX27_CLK_FEC_AHB_GATE		67
+#define IMX27_CLK_EMMA_AHB_GATE		68
+#define IMX27_CLK_EMI_AHB_GATE		69
+#define IMX27_CLK_DMA_AHB_GATE		70
+#define IMX27_CLK_CSI_AHB_GATE		71
+#define IMX27_CLK_BROM_AHB_GATE		72
+#define IMX27_CLK_ATA_AHB_GATE		73
+#define IMX27_CLK_WDOG_IPG_GATE		74
+#define IMX27_CLK_USB_IPG_GATE		75
+#define IMX27_CLK_UART6_IPG_GATE	76
+#define IMX27_CLK_UART5_IPG_GATE	77
+#define IMX27_CLK_UART4_IPG_GATE	78
+#define IMX27_CLK_UART3_IPG_GATE	79
+#define IMX27_CLK_UART2_IPG_GATE	80
+#define IMX27_CLK_UART1_IPG_GATE	81
+#define IMX27_CLK_CKIH_DIV1P5		82
+#define IMX27_CLK_FPM			83
+#define IMX27_CLK_MPLL_OSC_SEL		84
+#define IMX27_CLK_MPLL_SEL		85
+#define IMX27_CLK_SPLL_GATE		86
+#define IMX27_CLK_MSHC_DIV		87
+#define IMX27_CLK_RTIC_IPG_GATE		88
+#define IMX27_CLK_MSHC_IPG_GATE		89
+#define IMX27_CLK_RTIC_AHB_GATE		90
+#define IMX27_CLK_MSHC_BAUD_GATE	91
+#define IMX27_CLK_MAX			92
+
+#endif
-- 
1.8.5.5

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [PATCH 2/4] ARM: i.MX27 clk: dts: Use clock defines in DTS files
  2014-07-05  5:36 [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider Alexander Shiyan
@ 2014-07-05  5:36 ` Alexander Shiyan
  2014-07-05  5:36 ` [PATCH 3/4] ARM: i.MX27 clk: Remove unused definitions Alexander Shiyan
                   ` (2 subsequent siblings)
  3 siblings, 0 replies; 5+ messages in thread
From: Alexander Shiyan @ 2014-07-05  5:36 UTC (permalink / raw)
  To: linux-arm-kernel

Use clock definitions in i.MX27 DTS files.
Additional changes included in this patch (imx27.dtsi):
- Fix IPG clock for UART6.
- Use EMI_AHB_GATE clock for WEIM.
- Added GPIO_IPG_GATE clock for GPIO nodes. Currently this clock is
  not used by the driver, but it can be added in the future.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
---
 arch/arm/boot/dts/imx27-pdk.dts                 |   2 +-
 arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts  |   2 +-
 arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi |   2 +-
 arch/arm/boot/dts/imx27.dtsi                    | 115 +++++++++++++++---------
 4 files changed, 77 insertions(+), 44 deletions(-)

diff --git a/arch/arm/boot/dts/imx27-pdk.dts b/arch/arm/boot/dts/imx27-pdk.dts
index 4c31771..49450db 100644
--- a/arch/arm/boot/dts/imx27-pdk.dts
+++ b/arch/arm/boot/dts/imx27-pdk.dts
@@ -28,7 +28,7 @@
 		usbphy0: usbphy at 0 {
 			compatible = "usb-nop-xceiv";
 			reg = <0>;
-			clocks = <&clks 0>;
+			clocks = <&clks IMX27_CLK_DUMMY>;
 			clock-names = "main_clk";
 		};
 	};
diff --git a/arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts b/arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts
index fe02bc7..538568b 100644
--- a/arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts
+++ b/arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts
@@ -61,7 +61,7 @@
 			compatible = "usb-nop-xceiv";
 			reg = <2>;
 			vcc-supply = <&reg_5v0>;
-			clocks = <&clks 0>;
+			clocks = <&clks IMX27_CLK_DUMMY>;
 			clock-names = "main_clk";
 		};
 	};
diff --git a/arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi b/arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi
index 2e376ed..b4e955e 100644
--- a/arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi
+++ b/arch/arm/boot/dts/imx27-phytec-phycore-som.dtsi
@@ -51,7 +51,7 @@
 			compatible = "usb-nop-xceiv";
 			reg = <0>;
 			vcc-supply = <&sw3_reg>;
-			clocks = <&clks 0>;
+			clocks = <&clks IMX27_CLK_DUMMY>;
 			clock-names = "main_clk";
 		};
 	};
diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi
index a75555c..107d713 100644
--- a/arch/arm/boot/dts/imx27.dtsi
+++ b/arch/arm/boot/dts/imx27.dtsi
@@ -11,9 +11,11 @@
 
 #include "skeleton.dtsi"
 #include "imx27-pinfunc.h"
+
+#include <dt-bindings/clock/imx27-clock.h>
+#include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>
 #include <dt-bindings/interrupt-controller/irq.h>
-#include <dt-bindings/gpio/gpio.h>
 
 / {
 	aliases {
@@ -68,7 +70,7 @@
 				399000 1450000
 			>;
 			clock-latency = <62500>;
-			clocks = <&clks 18>;
+			clocks = <&clks IMX27_CLK_CPU_DIV>;
 			voltage-tolerance = <5>;
 		};
 	};
@@ -91,7 +93,8 @@
 				compatible = "fsl,imx27-dma";
 				reg = <0x10001000 0x1000>;
 				interrupts = <32>;
-				clocks = <&clks 50>, <&clks 70>;
+				clocks = <&clks IMX27_CLK_DMA_IPG_GATE>,
+					 <&clks IMX27_CLK_DMA_AHB_GATE>;
 				clock-names = "ipg", "ahb";
 				#dma-cells = <1>;
 				#dma-channels = <16>;
@@ -101,14 +104,15 @@
 				compatible = "fsl,imx27-wdt", "fsl,imx21-wdt";
 				reg = <0x10002000 0x1000>;
 				interrupts = <27>;
-				clocks = <&clks 74>;
+				clocks = <&clks IMX27_CLK_WDOG_IPG_GATE>;
 			};
 
 			gpt1: timer at 10003000 {
 				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
 				reg = <0x10003000 0x1000>;
 				interrupts = <26>;
-				clocks = <&clks 46>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_GPT1_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 			};
 
@@ -116,7 +120,8 @@
 				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
 				reg = <0x10004000 0x1000>;
 				interrupts = <25>;
-				clocks = <&clks 45>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_GPT2_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 			};
 
@@ -124,7 +129,8 @@
 				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
 				reg = <0x10005000 0x1000>;
 				interrupts = <24>;
-				clocks = <&clks 44>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_GPT3_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 			};
 
@@ -133,7 +139,8 @@
 				compatible = "fsl,imx27-pwm";
 				reg = <0x10006000 0x1000>;
 				interrupts = <23>;
-				clocks = <&clks 34>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_PWM_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 			};
 
@@ -141,14 +148,14 @@
 				compatible = "fsl,imx27-kpp", "fsl,imx21-kpp";
 				reg = <0x10008000 0x1000>;
 				interrupts = <21>;
-				clocks = <&clks 37>;
+				clocks = <&clks IMX27_CLK_KPP_IPG_GATE>;
 				status = "disabled";
 			};
 
 			owire: owire at 10009000 {
 				compatible = "fsl,imx27-owire", "fsl,imx21-owire";
 				reg = <0x10009000 0x1000>;
-				clocks = <&clks 35>;
+				clocks = <&clks IMX27_CLK_OWIRE_IPG_GATE>;
 				status = "disabled";
 			};
 
@@ -156,7 +163,8 @@
 				compatible = "fsl,imx27-uart", "fsl,imx21-uart";
 				reg = <0x1000a000 0x1000>;
 				interrupts = <20>;
-				clocks = <&clks 81>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_UART1_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 				status = "disabled";
 			};
@@ -165,7 +173,8 @@
 				compatible = "fsl,imx27-uart", "fsl,imx21-uart";
 				reg = <0x1000b000 0x1000>;
 				interrupts = <19>;
-				clocks = <&clks 80>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_UART2_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 				status = "disabled";
 			};
@@ -174,7 +183,8 @@
 				compatible = "fsl,imx27-uart", "fsl,imx21-uart";
 				reg = <0x1000c000 0x1000>;
 				interrupts = <18>;
-				clocks = <&clks 79>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_UART3_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 				status = "disabled";
 			};
@@ -183,7 +193,8 @@
 				compatible = "fsl,imx27-uart", "fsl,imx21-uart";
 				reg = <0x1000d000 0x1000>;
 				interrupts = <17>;
-				clocks = <&clks 78>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_UART4_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 				status = "disabled";
 			};
@@ -194,7 +205,8 @@
 				compatible = "fsl,imx27-cspi";
 				reg = <0x1000e000 0x1000>;
 				interrupts = <16>;
-				clocks = <&clks 53>, <&clks 60>;
+				clocks = <&clks IMX27_CLK_CSPI1_IPG_GATE>,
+					 <&clks IMX27_CLK_PER2_GATE>;
 				clock-names = "ipg", "per";
 				status = "disabled";
 			};
@@ -205,7 +217,8 @@
 				compatible = "fsl,imx27-cspi";
 				reg = <0x1000f000 0x1000>;
 				interrupts = <15>;
-				clocks = <&clks 52>, <&clks 60>;
+				clocks = <&clks IMX27_CLK_CSPI2_IPG_GATE>,
+					 <&clks IMX27_CLK_PER2_GATE>;
 				clock-names = "ipg", "per";
 				status = "disabled";
 			};
@@ -215,7 +228,7 @@
 				compatible = "fsl,imx27-ssi", "fsl,imx21-ssi";
 				reg = <0x10010000 0x1000>;
 				interrupts = <14>;
-				clocks = <&clks 26>;
+				clocks = <&clks IMX27_CLK_SSI1_IPG_GATE>;
 				dmas = <&dma 12>, <&dma 13>, <&dma 14>, <&dma 15>;
 				dma-names = "rx0", "tx0", "rx1", "tx1";
 				fsl,fifo-depth = <8>;
@@ -227,7 +240,7 @@
 				compatible = "fsl,imx27-ssi", "fsl,imx21-ssi";
 				reg = <0x10011000 0x1000>;
 				interrupts = <13>;
-				clocks = <&clks 25>;
+				clocks = <&clks IMX27_CLK_SSI2_IPG_GATE>;
 				dmas = <&dma 8>, <&dma 9>, <&dma 10>, <&dma 11>;
 				dma-names = "rx0", "tx0", "rx1", "tx1";
 				fsl,fifo-depth = <8>;
@@ -240,7 +253,7 @@
 				compatible = "fsl,imx27-i2c", "fsl,imx21-i2c";
 				reg = <0x10012000 0x1000>;
 				interrupts = <12>;
-				clocks = <&clks 40>;
+				clocks = <&clks IMX27_CLK_I2C1_IPG_GATE>;
 				status = "disabled";
 			};
 
@@ -248,7 +261,8 @@
 				compatible = "fsl,imx27-mmc", "fsl,imx21-mmc";
 				reg = <0x10013000 0x1000>;
 				interrupts = <11>;
-				clocks = <&clks 30>, <&clks 60>;
+				clocks = <&clks IMX27_CLK_SDHC1_IPG_GATE>,
+					 <&clks IMX27_CLK_PER2_GATE>;
 				clock-names = "ipg", "per";
 				dmas = <&dma 7>;
 				dma-names = "rx-tx";
@@ -259,7 +273,8 @@
 				compatible = "fsl,imx27-mmc", "fsl,imx21-mmc";
 				reg = <0x10014000 0x1000>;
 				interrupts = <10>;
-				clocks = <&clks 29>, <&clks 60>;
+				clocks = <&clks IMX27_CLK_SDHC2_IPG_GATE>,
+					 <&clks IMX27_CLK_PER2_GATE>;
 				clock-names = "ipg", "per";
 				dmas = <&dma 6>;
 				dma-names = "rx-tx";
@@ -276,6 +291,7 @@
 				gpio1: gpio at 10015000 {
 					compatible = "fsl,imx27-gpio", "fsl,imx21-gpio";
 					reg = <0x10015000 0x100>;
+					clocks = <&clks IMX27_CLK_GPIO_IPG_GATE>;
 					interrupts = <8>;
 					gpio-controller;
 					#gpio-cells = <2>;
@@ -286,6 +302,7 @@
 				gpio2: gpio at 10015100 {
 					compatible = "fsl,imx27-gpio", "fsl,imx21-gpio";
 					reg = <0x10015100 0x100>;
+					clocks = <&clks IMX27_CLK_GPIO_IPG_GATE>;
 					interrupts = <8>;
 					gpio-controller;
 					#gpio-cells = <2>;
@@ -296,6 +313,7 @@
 				gpio3: gpio at 10015200 {
 					compatible = "fsl,imx27-gpio", "fsl,imx21-gpio";
 					reg = <0x10015200 0x100>;
+					clocks = <&clks IMX27_CLK_GPIO_IPG_GATE>;
 					interrupts = <8>;
 					gpio-controller;
 					#gpio-cells = <2>;
@@ -306,6 +324,7 @@
 				gpio4: gpio at 10015300 {
 					compatible = "fsl,imx27-gpio", "fsl,imx21-gpio";
 					reg = <0x10015300 0x100>;
+					clocks = <&clks IMX27_CLK_GPIO_IPG_GATE>;
 					interrupts = <8>;
 					gpio-controller;
 					#gpio-cells = <2>;
@@ -316,6 +335,7 @@
 				gpio5: gpio at 10015400 {
 					compatible = "fsl,imx27-gpio", "fsl,imx21-gpio";
 					reg = <0x10015400 0x100>;
+					clocks = <&clks IMX27_CLK_GPIO_IPG_GATE>;
 					interrupts = <8>;
 					gpio-controller;
 					#gpio-cells = <2>;
@@ -326,6 +346,7 @@
 				gpio6: gpio at 10015500 {
 					compatible = "fsl,imx27-gpio", "fsl,imx21-gpio";
 					reg = <0x10015500 0x100>;
+					clocks = <&clks IMX27_CLK_GPIO_IPG_GATE>;
 					interrupts = <8>;
 					gpio-controller;
 					#gpio-cells = <2>;
@@ -337,7 +358,7 @@
 			audmux: audmux at 10016000 {
 				compatible = "fsl,imx27-audmux", "fsl,imx21-audmux";
 				reg = <0x10016000 0x1000>;
-				clocks = <&clks 0>;
+				clocks = <&clks IMX27_CLK_DUMMY>;
 				clock-names = "audmux";
 				status = "disabled";
 			};
@@ -348,7 +369,8 @@
 				compatible = "fsl,imx27-cspi";
 				reg = <0x10017000 0x1000>;
 				interrupts = <6>;
-				clocks = <&clks 51>, <&clks 60>;
+				clocks = <&clks IMX27_CLK_CSPI3_IPG_GATE>,
+					 <&clks IMX27_CLK_PER2_GATE>;
 				clock-names = "ipg", "per";
 				status = "disabled";
 			};
@@ -357,7 +379,8 @@
 				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
 				reg = <0x10019000 0x1000>;
 				interrupts = <4>;
-				clocks = <&clks 43>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_GPT4_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 			};
 
@@ -365,7 +388,8 @@
 				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
 				reg = <0x1001a000 0x1000>;
 				interrupts = <3>;
-				clocks = <&clks 42>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_GPT5_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 			};
 
@@ -373,7 +397,8 @@
 				compatible = "fsl,imx27-uart", "fsl,imx21-uart";
 				reg = <0x1001b000 0x1000>;
 				interrupts = <49>;
-				clocks = <&clks 77>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_UART5_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 				status = "disabled";
 			};
@@ -382,7 +407,8 @@
 				compatible = "fsl,imx27-uart", "fsl,imx21-uart";
 				reg = <0x1001c000 0x1000>;
 				interrupts = <48>;
-				clocks = <&clks 78>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_UART6_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 				status = "disabled";
 			};
@@ -393,7 +419,7 @@
 				compatible = "fsl,imx27-i2c", "fsl,imx21-i2c";
 				reg = <0x1001d000 0x1000>;
 				interrupts = <1>;
-				clocks = <&clks 39>;
+				clocks = <&clks IMX27_CLK_I2C2_IPG_GATE>;
 				status = "disabled";
 			};
 
@@ -401,7 +427,8 @@
 				compatible = "fsl,imx27-mmc", "fsl,imx21-mmc";
 				reg = <0x1001e000 0x1000>;
 				interrupts = <9>;
-				clocks = <&clks 28>, <&clks 60>;
+				clocks = <&clks IMX27_CLK_SDHC3_IPG_GATE>,
+					 <&clks IMX27_CLK_PER2_GATE>;
 				clock-names = "ipg", "per";
 				dmas = <&dma 36>;
 				dma-names = "rx-tx";
@@ -412,7 +439,8 @@
 				compatible = "fsl,imx27-gpt", "fsl,imx1-gpt";
 				reg = <0x1001f000 0x1000>;
 				interrupts = <2>;
-				clocks = <&clks 41>, <&clks 61>;
+				clocks = <&clks IMX27_CLK_GPT6_IPG_GATE>,
+					 <&clks IMX27_CLK_PER1_GATE>;
 				clock-names = "ipg", "per";
 			};
 		};
@@ -428,7 +456,9 @@
 				compatible = "fsl,imx27-fb", "fsl,imx21-fb";
 				interrupts = <61>;
 				reg = <0x10021000 0x1000>;
-				clocks = <&clks 36>, <&clks 65>, <&clks 59>;
+				clocks = <&clks IMX27_CLK_LCDC_IPG_GATE>,
+					 <&clks IMX27_CLK_LCDC_AHB_GATE>,
+					 <&clks IMX27_CLK_PER3_GATE>;
 				clock-names = "ipg", "ahb", "per";
 				status = "disabled";
 			};
@@ -437,7 +467,8 @@
 				compatible = "fsl,imx27-vpu";
 				reg = <0x10023000 0x0200>;
 				interrupts = <53>;
-				clocks = <&clks 57>, <&clks 66>;
+				clocks = <&clks IMX27_CLK_VPU_BAUD_GATE>,
+					 <&clks IMX27_CLK_VPU_AHB_GATE>;
 				clock-names = "per", "ahb";
 				iram = <&iram>;
 			};
@@ -446,7 +477,7 @@
 				compatible = "fsl,imx27-usb";
 				reg = <0x10024000 0x200>;
 				interrupts = <56>;
-				clocks = <&clks 75>;
+				clocks = <&clks IMX27_CLK_USB_IPG_GATE>;
 				fsl,usbmisc = <&usbmisc 0>;
 				status = "disabled";
 			};
@@ -455,7 +486,7 @@
 				compatible = "fsl,imx27-usb";
 				reg = <0x10024200 0x200>;
 				interrupts = <54>;
-				clocks = <&clks 75>;
+				clocks = <&clks IMX27_CLK_USB_IPG_GATE>;
 				fsl,usbmisc = <&usbmisc 1>;
 				status = "disabled";
 			};
@@ -464,7 +495,7 @@
 				compatible = "fsl,imx27-usb";
 				reg = <0x10024400 0x200>;
 				interrupts = <55>;
-				clocks = <&clks 75>;
+				clocks = <&clks IMX27_CLK_USB_IPG_GATE>;
 				fsl,usbmisc = <&usbmisc 2>;
 				status = "disabled";
 			};
@@ -473,14 +504,15 @@
 				#index-cells = <1>;
 				compatible = "fsl,imx27-usbmisc";
 				reg = <0x10024600 0x200>;
-				clocks = <&clks 62>;
+				clocks = <&clks IMX27_CLK_USB_AHB_GATE>;
 			};
 
 			sahara2: sahara at 10025000 {
 				compatible = "fsl,imx27-sahara";
 				reg = <0x10025000 0x1000>;
 				interrupts = <59>;
-				clocks = <&clks 32>, <&clks 64>;
+				clocks = <&clks IMX27_CLK_SAHARA_IPG_GATE>,
+					 <&clks IMX27_CLK_SAHARA_AHB_GATE>;
 				clock-names = "ipg", "ahb";
 			};
 
@@ -494,14 +526,15 @@
 				compatible = "fsl,imx27-iim";
 				reg = <0x10028000 0x1000>;
 				interrupts = <62>;
-				clocks = <&clks 38>;
+				clocks = <&clks IMX27_CLK_IIM_IPG_GATE>;
 			};
 
 			fec: ethernet at 1002b000 {
 				compatible = "fsl,imx27-fec";
 				reg = <0x1002b000 0x4000>;
 				interrupts = <50>;
-				clocks = <&clks 48>, <&clks 67>;
+				clocks = <&clks IMX27_CLK_FEC_IPG_GATE>,
+					 <&clks IMX27_CLK_FEC_AHB_GATE>;
 				clock-names = "ipg", "ahb";
 				status = "disabled";
 			};
@@ -513,7 +546,7 @@
 			compatible = "fsl,imx27-nand";
 			reg = <0xd8000000 0x1000>;
 			interrupts = <29>;
-			clocks = <&clks 54>;
+			clocks = <&clks IMX27_CLK_NFC_BAUD_GATE>;
 			status = "disabled";
 		};
 
@@ -522,7 +555,7 @@
 			#size-cells = <1>;
 			compatible = "fsl,imx27-weim";
 			reg = <0xd8002000 0x1000>;
-			clocks = <&clks 0>;
+			clocks = <&clks IMX27_CLK_EMI_AHB_GATE>;
 			ranges = <
 				0 0 0xc0000000 0x08000000
 				1 0 0xc8000000 0x08000000
-- 
1.8.5.5

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [PATCH 3/4] ARM: i.MX27 clk: Remove unused definitions
  2014-07-05  5:36 [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider Alexander Shiyan
  2014-07-05  5:36 ` [PATCH 2/4] ARM: i.MX27 clk: dts: Use clock defines in DTS files Alexander Shiyan
@ 2014-07-05  5:36 ` Alexander Shiyan
  2014-07-05  5:36 ` [PATCH 4/4] ARM: i.MX27 clk: Add 26 MHz oscillator circuit clock gate Alexander Shiyan
  2014-07-07  6:39 ` [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider Shawn Guo
  3 siblings, 0 replies; 5+ messages in thread
From: Alexander Shiyan @ 2014-07-05  5:36 UTC (permalink / raw)
  To: linux-arm-kernel

This patch removes definitions which not used anywhere in the driver.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
---
 arch/arm/mach-imx/clk-imx27.c | 25 -------------------------
 1 file changed, 25 deletions(-)

diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index ef7001c..fcfb81b 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -18,36 +18,11 @@ static void __iomem *ccm __initdata;
 #define CCM_MPCTL1		(ccm + 0x08)
 #define CCM_SPCTL0		(ccm + 0x0c)
 #define CCM_SPCTL1		(ccm + 0x10)
-#define CCM_OSC26MCTL		(ccm + 0x14)
 #define CCM_PCDR0		(ccm + 0x18)
 #define CCM_PCDR1		(ccm + 0x1c)
 #define CCM_PCCR0		(ccm + 0x20)
 #define CCM_PCCR1		(ccm + 0x24)
 #define CCM_CCSR		(ccm + 0x28)
-#define CCM_PMCTL		(ccm + 0x2c)
-#define CCM_PMCOUNT		(ccm + 0x30)
-#define CCM_WKGDCTL		(ccm + 0x34)
-
-#define CCM_CSCR_UPDATE_DIS	(1 << 31)
-#define CCM_CSCR_SSI2		(1 << 23)
-#define CCM_CSCR_SSI1		(1 << 22)
-#define CCM_CSCR_VPU		(1 << 21)
-#define CCM_CSCR_MSHC           (1 << 20)
-#define CCM_CSCR_SPLLRES        (1 << 19)
-#define CCM_CSCR_MPLLRES        (1 << 18)
-#define CCM_CSCR_SP             (1 << 17)
-#define CCM_CSCR_MCU            (1 << 16)
-#define CCM_CSCR_OSC26MDIV      (1 << 4)
-#define CCM_CSCR_OSC26M         (1 << 3)
-#define CCM_CSCR_FPM            (1 << 2)
-#define CCM_CSCR_SPEN           (1 << 1)
-#define CCM_CSCR_MPEN           (1 << 0)
-
-/* i.MX27 TO 2+ */
-#define CCM_CSCR_ARM_SRC        (1 << 15)
-
-#define CCM_SPCTL1_LF           (1 << 15)
-#define CCM_SPCTL1_BRMO         (1 << 6)
 
 static const char *vpu_sel_clks[] = { "spll", "mpll_main2", };
 static const char *cpu_sel_clks[] = { "mpll_main2", "mpll", };
-- 
1.8.5.5

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [PATCH 4/4] ARM: i.MX27 clk: Add 26 MHz oscillator circuit clock gate
  2014-07-05  5:36 [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider Alexander Shiyan
  2014-07-05  5:36 ` [PATCH 2/4] ARM: i.MX27 clk: dts: Use clock defines in DTS files Alexander Shiyan
  2014-07-05  5:36 ` [PATCH 3/4] ARM: i.MX27 clk: Remove unused definitions Alexander Shiyan
@ 2014-07-05  5:36 ` Alexander Shiyan
  2014-07-07  6:39 ` [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider Shawn Guo
  3 siblings, 0 replies; 5+ messages in thread
From: Alexander Shiyan @ 2014-07-05  5:36 UTC (permalink / raw)
  To: linux-arm-kernel

This patch adds missing 26 MHz oscillator circuit clock gate support.

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
---
 arch/arm/mach-imx/clk-imx27.c           | 11 ++++++-----
 include/dt-bindings/clock/imx27-clock.h |  3 ++-
 2 files changed, 8 insertions(+), 6 deletions(-)

diff --git a/arch/arm/mach-imx/clk-imx27.c b/arch/arm/mach-imx/clk-imx27.c
index fcfb81b..07bc32c 100644
--- a/arch/arm/mach-imx/clk-imx27.c
+++ b/arch/arm/mach-imx/clk-imx27.c
@@ -27,10 +27,10 @@ static void __iomem *ccm __initdata;
 static const char *vpu_sel_clks[] = { "spll", "mpll_main2", };
 static const char *cpu_sel_clks[] = { "mpll_main2", "mpll", };
 static const char *mpll_sel_clks[] = { "fpm", "mpll_osc_sel", };
-static const char *mpll_osc_sel_clks[] = { "ckih", "ckih_div1p5", };
+static const char *mpll_osc_sel_clks[] = { "ckih_gate", "ckih_div1p5", };
 static const char *clko_sel_clks[] = {
-	"ckil", "fpm", "ckih", "ckih",
-	"ckih", "mpll", "spll", "cpu_div",
+	"ckil", "fpm", "ckih_gate", "ckih_gate",
+	"ckih_gate", "mpll", "spll", "cpu_div",
 	"ahb", "ipg", "per1_div", "per2_div",
 	"per3_div", "per4_div", "ssi1_div", "ssi2_div",
 	"nfc_div", "mshc_div", "vpu_div", "60m",
@@ -50,11 +50,12 @@ static void __init _mx27_clocks_init(unsigned long fref)
 	clk[IMX27_CLK_CKIH] = imx_clk_fixed("ckih", fref);
 	clk[IMX27_CLK_CKIL] = imx_clk_fixed("ckil", 32768);
 	clk[IMX27_CLK_FPM] = imx_clk_fixed_factor("fpm", "ckil", 1024, 1);
-	clk[IMX27_CLK_CKIH_DIV1P5] = imx_clk_fixed_factor("ckih_div1p5", "ckih", 2, 3);
+	clk[IMX27_CLK_CKIH_DIV1P5] = imx_clk_fixed_factor("ckih_div1p5", "ckih_gate", 2, 3);
+	clk[IMX27_CLK_CKIH_GATE] = imx_clk_gate_dis("ckih_gate", "ckih", CCM_CSCR, 3);
 	clk[IMX27_CLK_MPLL_OSC_SEL] = imx_clk_mux("mpll_osc_sel", CCM_CSCR, 4, 1, mpll_osc_sel_clks, ARRAY_SIZE(mpll_osc_sel_clks));
 	clk[IMX27_CLK_MPLL_SEL] = imx_clk_mux("mpll_sel", CCM_CSCR, 16, 1, mpll_sel_clks, ARRAY_SIZE(mpll_sel_clks));
 	clk[IMX27_CLK_MPLL] = imx_clk_pllv1("mpll", "mpll_sel", CCM_MPCTL0);
-	clk[IMX27_CLK_SPLL] = imx_clk_pllv1("spll", "ckih", CCM_SPCTL0);
+	clk[IMX27_CLK_SPLL] = imx_clk_pllv1("spll", "ckih_gate", CCM_SPCTL0);
 	clk[IMX27_CLK_SPLL_GATE] = imx_clk_gate("spll_gate", "spll", CCM_CSCR, 1);
 	clk[IMX27_CLK_MPLL_MAIN2] = imx_clk_fixed_factor("mpll_main2", "mpll", 2, 3);
 
diff --git a/include/dt-bindings/clock/imx27-clock.h b/include/dt-bindings/clock/imx27-clock.h
index 6b642d4..148b053 100644
--- a/include/dt-bindings/clock/imx27-clock.h
+++ b/include/dt-bindings/clock/imx27-clock.h
@@ -102,6 +102,7 @@
 #define IMX27_CLK_MSHC_IPG_GATE		89
 #define IMX27_CLK_RTIC_AHB_GATE		90
 #define IMX27_CLK_MSHC_BAUD_GATE	91
-#define IMX27_CLK_MAX			92
+#define IMX27_CLK_CKIH_GATE		92
+#define IMX27_CLK_MAX			93
 
 #endif
-- 
1.8.5.5

^ permalink raw reply related	[flat|nested] 5+ messages in thread

* [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider
  2014-07-05  5:36 [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider Alexander Shiyan
                   ` (2 preceding siblings ...)
  2014-07-05  5:36 ` [PATCH 4/4] ARM: i.MX27 clk: Add 26 MHz oscillator circuit clock gate Alexander Shiyan
@ 2014-07-07  6:39 ` Shawn Guo
  3 siblings, 0 replies; 5+ messages in thread
From: Shawn Guo @ 2014-07-07  6:39 UTC (permalink / raw)
  To: linux-arm-kernel

On Sat, Jul 05, 2014 at 09:36:06AM +0400, Alexander Shiyan wrote:
> Use clock defines in order to make devicetrees more human readable.
> 
> Signed-off-by: Alexander Shiyan <shc_work@mail.ru>

Applied all 4, thanks.

^ permalink raw reply	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2014-07-07  6:39 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-07-05  5:36 [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider Alexander Shiyan
2014-07-05  5:36 ` [PATCH 2/4] ARM: i.MX27 clk: dts: Use clock defines in DTS files Alexander Shiyan
2014-07-05  5:36 ` [PATCH 3/4] ARM: i.MX27 clk: Remove unused definitions Alexander Shiyan
2014-07-05  5:36 ` [PATCH 4/4] ARM: i.MX27 clk: Add 26 MHz oscillator circuit clock gate Alexander Shiyan
2014-07-07  6:39 ` [PATCH 1/4] ARM: i.MX27 clk: Introduce DT include for clock provider Shawn Guo

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.