From mboxrd@z Thu Jan 1 00:00:00 1970 From: Kishore Kadiyala Subject: [PATCH v2 1/5] OMAP2420: hwmod data: Add HSMMC Date: Wed, 9 Feb 2011 02:23:47 +0530 Message-ID: <1297198431-23779-2-git-send-email-kishore.kadiyala@ti.com> References: <1297198431-23779-1-git-send-email-kishore.kadiyala@ti.com> Return-path: Received: from comal.ext.ti.com ([198.47.26.152]:45413 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755815Ab1BHUqz (ORCPT ); Tue, 8 Feb 2011 15:46:55 -0500 In-Reply-To: <1297198431-23779-1-git-send-email-kishore.kadiyala@ti.com> Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: linux-mmc@vger.kernel.org, linux-omap@vger.kernel.org Cc: tony@atomide.com, cjb@laptop.org, madhu.cr@ti.com, khilman@deeprootsystems.com, paul@pwsan.com, Kishore Kadiyala Update the omap2420 hwmod data with the HSMMC info. Add a device attribute structure which will be used by the host driver to find whether the HSMMC controller supports DUAL VOLT cards. Signed-off-by: Kishore Kadiyala --- arch/arm/mach-omap2/omap_hwmod_2420_data.c | 80 ++++++++++++++++++++++++++++ arch/arm/plat-omap/include/plat/mmc.h | 7 +++ 2 files changed, 87 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/omap_hwmod_2420_data.c b/arch/arm/mach-omap2/omap_hwmod_2420_data.c index b85c630..19fec6a 100644 --- a/arch/arm/mach-omap2/omap_hwmod_2420_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_2420_data.c @@ -18,6 +18,7 @@ #include #include #include +#include #include "omap_hwmod_common_data.h" @@ -44,6 +45,7 @@ static struct omap_hwmod omap2420_gpio2_hwmod; static struct omap_hwmod omap2420_gpio3_hwmod; static struct omap_hwmod omap2420_gpio4_hwmod; static struct omap_hwmod omap2420_dma_system_hwmod; +static struct omap_hwmod omap2420_mmc_hwmod; /* L3 -> L4_CORE interface */ static struct omap_hwmod_ocp_if omap2420_l3_main__l4_core = { @@ -95,6 +97,24 @@ static struct omap_hwmod_ocp_if omap2420_l4_core__l4_wkup = { .user = OCP_USER_MPU | OCP_USER_SDMA, }; +/* L4 CORE -> MMC interface */ +static struct omap_hwmod_addr_space omap2420_mmc_addr_space[] = { + { + .pa_start = 0x4809c000, + .pa_end = 0x4809c07f, + .flags = ADDR_TYPE_RT, + }, +}; + +static struct omap_hwmod_ocp_if omap2420_l4_core__mmc = { + .master = &omap2420_l4_core_hwmod, + .slave = &omap2420_mmc_hwmod, + .clk = "mmc_ick", + .addr = omap2420_mmc_addr_space, + .addr_cnt = ARRAY_SIZE(omap2420_mmc_addr_space), + .user = OCP_USER_MPU | OCP_USER_SDMA, +}; + /* L4 CORE -> UART1 interface */ static struct omap_hwmod_addr_space omap2420_uart1_addr_space[] = { { @@ -196,6 +216,7 @@ static struct omap_hwmod_ocp_if *omap2420_l4_core_slaves[] = { /* Master interfaces on the L4_CORE interconnect */ static struct omap_hwmod_ocp_if *omap2420_l4_core_masters[] = { &omap2420_l4_core__l4_wkup, + &omap2420_l4_core__mmc, &omap2_l4_core__uart1, &omap2_l4_core__uart2, &omap2_l4_core__uart3, @@ -864,6 +885,64 @@ static struct omap_hwmod omap2420_dma_system_hwmod = { .flags = HWMOD_NO_IDLEST, }; +/* MMC/SD/SDIO common */ + +static struct omap_hwmod_class_sysconfig mmc_sysc = { + .rev_offs = 0x3c, + .sysc_offs = 0x64, + .syss_offs = 0x68, + .sysc_flags = (SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + +static struct omap_hwmod_class mmc_class = { + .name = "mmc", + .sysc = &mmc_sysc, +}; + +/* MMC/SD/SDIO1 */ + +static struct mmc_dev_attr mmc_dev_attr = { + .flags = OMAP_HSMMC_SUPPORTS_DUAL_VOLT, +}; + +static struct omap_hwmod_irq_info mmc_mpu_irqs[] = { + { .irq = 83 }, +}; + +static struct omap_hwmod_dma_info mmc_sdma_reqs[] = { + { .name = "tx", .dma_req = 61 }, /* DMA_MMC_TX */ + { .name = "rx", .dma_req = 62 }, /* DMA_MMC_RX */ +}; + +static struct omap_hwmod_ocp_if *omap2420_mmc_slaves[] = { + &omap2420_l4_core__mmc, +}; + +static struct omap_hwmod omap2420_mmc_hwmod = { + .name = "mmc_hwmod", + .mpu_irqs = mmc_mpu_irqs, + .mpu_irqs_cnt = ARRAY_SIZE(mmc_mpu_irqs), + .sdma_reqs = mmc_sdma_reqs, + .sdma_reqs_cnt = ARRAY_SIZE(mmc_sdma_reqs), + .main_clk = "mmc_fck", + .prcm = { + .omap2 = { + .module_offs = CORE_MOD, + .prcm_reg_id = 1, + .module_bit = OMAP2420_EN_MMC_SHIFT, + .idlest_reg_id = 1, + .idlest_idle_bit = OMAP2420_ST_MMC_SHIFT, + }, + }, + .slaves = omap2420_mmc_slaves, + .slaves_cnt = ARRAY_SIZE(omap2420_mmc_slaves), + .class = &mmc_class, + .dev_attr = &mmc_dev_attr, + .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2420), +}; + static __initdata struct omap_hwmod *omap2420_hwmods[] = { &omap2420_l3_main_hwmod, &omap2420_l4_core_hwmod, @@ -871,6 +950,7 @@ static __initdata struct omap_hwmod *omap2420_hwmods[] = { &omap2420_mpu_hwmod, &omap2420_iva_hwmod, &omap2420_wd_timer2_hwmod, + &omap2420_mmc_hwmod, &omap2420_uart1_hwmod, &omap2420_uart2_hwmod, &omap2420_uart3_hwmod, diff --git a/arch/arm/plat-omap/include/plat/mmc.h b/arch/arm/plat-omap/include/plat/mmc.h index f57f36a..7821344 100644 --- a/arch/arm/plat-omap/include/plat/mmc.h +++ b/arch/arm/plat-omap/include/plat/mmc.h @@ -43,6 +43,13 @@ #define OMAP_MMC_MAX_SLOTS 2 +/* omap_hwmod integration data */ +#define OMAP_HSMMC_SUPPORTS_DUAL_VOLT BIT(1) + +struct mmc_dev_attr { + u8 flags; +}; + struct omap_mmc_platform_data { /* back-link to device */ struct device *dev; -- 1.7.1