From: rmk+kernel@armlinux.org.uk (Russell King)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 29/33] pcmcia: sa1111/neponset: convert to use MAX1600 power driver
Date: Mon, 29 Aug 2016 11:26:34 +0100 [thread overview]
Message-ID: <E1beJly-0000oX-6W@rmk-PC.armlinux.org.uk> (raw)
In-Reply-To: <20160829102328.GA28796@n2100.armlinux.org.uk>
Use the MAX1600 power switch driver for Neponset.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
---
drivers/pcmcia/Kconfig | 1 +
drivers/pcmcia/sa1111_neponset.c | 79 ++++++++++------------------------------
2 files changed, 20 insertions(+), 60 deletions(-)
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index 8ac7f9f270c8..1441c1945088 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -194,6 +194,7 @@ config PCMCIA_SA1111
select PCMCIA_SOC_COMMON
select PCMCIA_SA11XX_BASE if ARCH_SA1100
select PCMCIA_PXA2XX if ARCH_LUBBOCK && SA1111
+ select PCMCIA_MAX1600 if ASSABET_NEPONSET
help
Say Y here to include support for SA1111-based PCMCIA or CF
sockets, found on the Jornada 720, Graphicsmaster and other
diff --git a/drivers/pcmcia/sa1111_neponset.c b/drivers/pcmcia/sa1111_neponset.c
index 1d78739c4c07..30a1602dd984 100644
--- a/drivers/pcmcia/sa1111_neponset.c
+++ b/drivers/pcmcia/sa1111_neponset.c
@@ -9,12 +9,10 @@
#include <linux/errno.h>
#include <linux/init.h>
-#include <mach/hardware.h>
#include <asm/mach-types.h>
-#include <mach/neponset.h>
-#include <asm/hardware/sa1111.h>
#include "sa1111_generic.h"
+#include "max1600.h"
/*
* Neponset uses the Maxim MAX1600, with the following connections:
@@ -39,70 +37,38 @@
* "Standard Intel code" mode. Refer to the Maxim data sheet for
* the corresponding truth table.
*/
-
-static int
-neponset_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state)
+static int neponset_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
{
struct sa1111_pcmcia_socket *s = to_skt(skt);
- unsigned int ncr_mask, ncr_set, pa_dwr_mask, pa_dwr_set;
+ struct max1600 *m;
int ret;
- switch (skt->nr) {
- case 0:
- pa_dwr_mask = GPIO_A0 | GPIO_A1;
- ncr_mask = NCR_A0VPP | NCR_A1VPP;
-
- if (state->Vpp == 0)
- ncr_set = 0;
- else if (state->Vpp == 120)
- ncr_set = NCR_A1VPP;
- else if (state->Vpp == state->Vcc)
- ncr_set = NCR_A0VPP;
- else {
- printk(KERN_ERR "%s(): unrecognized VPP %u\n",
- __func__, state->Vpp);
- return -1;
- }
- break;
+ ret = max1600_init(skt->socket.dev.parent, &m,
+ skt->nr ? MAX1600_CHAN_B : MAX1600_CHAN_A,
+ MAX1600_CODE_LOW);
+ if (ret == 0)
+ s->driver_data = m;
- case 1:
- pa_dwr_mask = GPIO_A2 | GPIO_A3;
- ncr_mask = 0;
- ncr_set = 0;
-
- if (state->Vpp != state->Vcc && state->Vpp != 0) {
- printk(KERN_ERR "%s(): CF slot cannot support VPP %u\n",
- __func__, state->Vpp);
- return -1;
- }
- break;
-
- default:
- return -1;
- }
+ return ret;
+}
- /*
- * pa_dwr_set is the mask for selecting Vcc on both sockets.
- * pa_dwr_mask selects which bits (and therefore socket) we change.
- */
- switch (state->Vcc) {
- default:
- case 0: pa_dwr_set = 0; break;
- case 33: pa_dwr_set = GPIO_A1|GPIO_A2; break;
- case 50: pa_dwr_set = GPIO_A0|GPIO_A3; break;
- }
+static int
+neponset_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state)
+{
+ struct sa1111_pcmcia_socket *s = to_skt(skt);
+ struct max1600 *m = s->driver_data;
+ int ret;
ret = sa1111_pcmcia_configure_socket(skt, state);
- if (ret == 0) {
- neponset_ncr_frob(ncr_mask, ncr_set);
- sa1111_set_io(s->dev, pa_dwr_mask, pa_dwr_set);
- }
+ if (ret == 0)
+ ret = max1600_configure(m, state->Vcc, state->Vpp);
return ret;
}
static struct pcmcia_low_level neponset_pcmcia_ops = {
.owner = THIS_MODULE,
+ .hw_init = neponset_pcmcia_hw_init,
.configure_socket = neponset_pcmcia_configure_socket,
.first = 0,
.nr = 2,
@@ -113,13 +79,6 @@ int pcmcia_neponset_init(struct sa1111_dev *sadev)
int ret = -ENODEV;
if (machine_is_assabet()) {
- /*
- * Set GPIO_A<3:0> to be outputs for the MAX1600,
- * and switch to standby mode.
- */
- sa1111_set_io_dir(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0);
- sa1111_set_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0);
- sa1111_set_sleep_io(sadev, GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0);
sa11xx_drv_pcmcia_ops(&neponset_pcmcia_ops);
ret = sa1111_pcmcia_add(sadev, &neponset_pcmcia_ops,
sa11xx_drv_pcmcia_add_one);
--
2.1.0
next prev parent reply other threads:[~2016-08-29 10:26 UTC|newest]
Thread overview: 127+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-29 10:02 [PATCH 0/3] SA11x0/PXA pcmcia fixes Russell King - ARM Linux
2016-08-29 10:03 ` [PATCH 1/3] pcmcia: sa11xx_base: fix reporting of timing information Russell King
2016-08-29 10:03 ` [PATCH 2/3] pcmcia: sa11xx_base: add units to the " Russell King
2016-08-29 10:03 ` [PATCH 3/3] pcmcia: soc_common: fix SS_STSCHG polarity Russell King
2016-08-29 10:23 ` [RFC PATCH 00/33] SA11x0/PXA GPIO rework (Core + PCMCIA only) Russell King - ARM Linux
2016-08-29 10:24 ` [PATCH 01/33] gpio: sa1100: fix irq probing for ucb1x00 Russell King
2016-09-07 22:25 ` Linus Walleij
2016-08-29 10:24 ` [PATCH 02/33] gpio: sa1100: use sa11x0_gpio_set_wake() Russell King
2016-08-29 10:24 ` [PATCH 03/33] gpio: sa1100: convert to use IO accessors Russell King
2016-08-29 10:24 ` [PATCH 04/33] gpio: sa1100: implement get_direction method Russell King
2016-08-29 10:24 ` [PATCH 05/33] gpio: add generic single-register fixed-direction GPIO driver Russell King
2016-08-29 19:39 ` Robert Jarzmik
2016-08-29 23:12 ` Russell King - ARM Linux
2016-08-30 6:08 ` Alexander Shiyan
2016-08-30 7:41 ` Russell King - ARM Linux
2016-08-30 9:18 ` Russell King - ARM Linux
2016-08-30 16:42 ` Robert Jarzmik
2016-08-30 18:46 ` Russell King - ARM Linux
2016-08-30 21:32 ` Robert Jarzmik
2016-08-31 8:49 ` Russell King - ARM Linux
2016-08-31 10:27 ` Russell King - ARM Linux
2016-09-01 7:19 ` Robert Jarzmik
2016-09-01 9:27 ` Russell King - ARM Linux
2016-09-01 21:58 ` Robert Jarzmik
2016-09-01 23:02 ` Russell King - ARM Linux
2016-09-02 17:50 ` Robert Jarzmik
2016-09-02 18:56 ` Russell King - ARM Linux
2016-09-02 21:21 ` Robert Jarzmik
2016-09-02 23:34 ` Russell King - ARM Linux
2016-09-03 9:15 ` Russell King - ARM Linux
2016-09-03 9:09 ` Russell King - ARM Linux
2016-09-03 10:25 ` Russell King - ARM Linux
2016-09-03 11:31 ` Robert Jarzmik
2016-09-04 19:04 ` Robert Jarzmik
2016-09-04 20:18 ` Russell King - ARM Linux
2016-09-05 9:06 ` Linus Walleij
2016-09-05 12:26 ` Russell King - ARM Linux
2016-09-08 13:21 ` Linus Walleij
2016-09-14 8:50 ` Linus Walleij
2016-08-30 21:25 ` Linus Walleij
2016-08-30 21:42 ` Russell King - ARM Linux
2016-08-30 21:47 ` Linus Walleij
2016-09-02 17:00 ` Russell King - ARM Linux
2016-09-04 20:53 ` Linus Walleij
2016-08-29 10:24 ` [PATCH 06/33] ARM: pxa/lubbock: add GPIO driver for LUB_MISC_WR register Russell King
2016-08-29 19:57 ` Robert Jarzmik
2016-08-29 22:58 ` Russell King - ARM Linux
2016-08-29 10:24 ` [PATCH 07/33] ARM: sa1100/assabet: add BCR/BSR GPIO driver Russell King
2016-08-29 10:24 ` [PATCH 08/33] ARM: sa1100/neponset: add GPIO drivers for control and modem registers Russell King
2016-08-29 10:24 ` [PATCH 09/33] ARM: sa1111: implement a gpio_chip for SA1111 GPIOs Russell King
2016-08-29 10:24 ` [PATCH 10/33] pcmcia: soc_common: switch to using gpio_descs Russell King
2016-09-14 11:29 ` Linus Walleij
2016-09-14 12:10 ` Russell King - ARM Linux
2016-08-29 10:25 ` [PATCH 11/33] pcmcia: soc_common: request legacy detect GPIO with active low Russell King
2016-08-29 10:25 ` [PATCH 12/33] pcmcia: soc_common: add support for reset and bus enable GPIOs Russell King
2016-08-29 10:25 ` [PATCH 13/33] pcmcia: soc_common: restore previous socket state on error Russell King
2016-08-29 10:25 ` [PATCH 14/33] pcmcia: soc_common: add CF socket state helper Russell King
2016-08-29 10:25 ` [PATCH 15/33] pcmcia: soc_common: add support for Vcc and Vpp regulators Russell King
2016-08-29 10:25 ` [PATCH 16/33] pcmcia: soc_common: switch to a per-socket cpufreq notifier Russell King
2016-08-29 10:25 ` [PATCH 17/33] pcmcia: soc_common: constify pcmcia_low_level ops pointer Russell King
2016-08-29 10:25 ` [PATCH 18/33] pcmcia: sa1100: provide generic CF support Russell King
2016-09-14 8:52 ` Linus Walleij
2016-09-14 9:06 ` Russell King - ARM Linux
2016-09-14 11:13 ` Linus Walleij
2016-08-29 10:25 ` [PATCH 19/33] pcmcia: sa1111: add driver-data pointer Russell King
2016-08-29 10:25 ` [PATCH 20/33] pcmcia: add MAX1600 driver Russell King
2016-08-29 10:25 ` [PATCH 21/33] ARM: sa1100: provide infrastructure to support generic CF sockets Russell King
2016-08-29 10:25 ` [PATCH 22/33] ARM: sa1100/assabet: convert to " Russell King
2016-08-29 10:26 ` [PATCH 23/33] ARM: sa1100/cerf: " Russell King
2016-08-29 10:26 ` [PATCH 24/33] ARM: sa1100/h3xxx: switch h3xxx PCMCIA to use gpiod APIs Russell King
2016-08-29 10:26 ` [PATCH 25/33] ARM: sa1100/nanoengine: convert to generic CF sockets Russell King
2016-08-29 10:26 ` [PATCH 26/33] ARM: sa1100/shannon: switch shannon PCMCIA to use gpiod APIs Russell King
2016-08-29 10:26 ` [PATCH 27/33] ARM: sa1100/simpad: switch simpad CF " Russell King
2016-08-29 10:26 ` [PATCH 28/33] ARM: sa1100/neponset: add GPIOs for PCMCIA Russell King
2016-08-29 10:26 ` Russell King [this message]
2016-08-29 10:26 ` [PATCH 30/33] ARM: sa1100/jornada720: switch jornada720 PCMCIA to gpiod APIs Russell King
2016-08-29 10:26 ` [PATCH 31/33] ARM: pxa/lubbock: convert PCMCIA to use MAX1600 driver Russell King
2016-08-29 10:26 ` [PATCH 32/33] pcmcia: sa1100*: remove redundant bvd1/bvd2 setting Russell King
2016-08-29 10:26 ` [PATCH 33/33] ARM: sa1111: remove legacy GPIO interfaces Russell King
2016-08-29 11:01 ` [PATCH 0/3] SA11x0 gpio keys/leds Russell King - ARM Linux
2016-08-29 11:03 ` [PATCH 1/3] ARM: sa1100/assabet: add gpio keys support for right-hand two buttons Russell King
2016-08-29 11:03 ` [PATCH 2/3] ARM: sa1100/assabet: switch to using gpio leds Russell King
2016-08-29 11:03 ` [PATCH 3/3] ARM: sa1100/cerf: switch to using gpio_led_register_device() Russell King
2016-08-29 11:25 ` [PATCH 0/8] SA11x0 DMA engine/IrDA updates Russell King - ARM Linux
2016-08-29 11:26 ` [PATCH 1/8] dmaengine: sa11x0: add DMA filters Russell King
2016-08-30 15:57 ` Vinod Koul
2016-08-29 11:26 ` [PATCH 2/8] net: irda/sa1100_ir: convert to dma_request_slave_channel() Russell King
2016-08-29 11:26 ` [PATCH 3/8] net: irda/sa1100_ir: add gpiod APIs for controlling IrDA transceiver Russell King
2016-08-29 11:26 ` [PATCH 4/8] dmaengine: sa11x0: unexport sa11x0_dma_filter_fn and clean up Russell King
2016-08-30 15:58 ` Vinod Koul
2016-08-29 11:26 ` [PATCH 5/8] ARM: sa1100/assabet: switch assabet IrDA to use gpiod APIs Russell King
2016-08-29 11:26 ` [PATCH 6/8] ARM: sa1100/collie: switch collie " Russell King
2016-08-29 11:26 ` [PATCH 7/8] ARM: sa1100/h3xxx: switch h3xxx " Russell King
2016-08-29 11:26 ` [PATCH 8/8] net: irda/sa1100_ir: remove sa11x0 irda platform data Russell King
2016-08-29 12:05 ` [PATCH 0/6] SA11x0 serial updates Russell King - ARM Linux
2016-08-29 12:05 ` [PATCH 1/6] serial: sa1100: add support for mctrl gpios Russell King
2016-08-31 13:25 ` Greg Kroah-Hartman
2016-08-29 12:05 ` [PATCH 2/6] ARM: sa1100/assabet: convert serial to gpiod APIs Russell King
2016-08-29 12:06 ` [PATCH 3/6] ARM: sa1100/h3xxx: " Russell King
2016-08-29 12:06 ` [PATCH 4/6] ARM: sa1100/badge4: remove commented out modem control initialisers Russell King
2016-08-29 12:06 ` [PATCH 5/6] ARM: sa1100/hackkit: remove empty serial mctrl functions Russell King
2016-08-29 12:06 ` [PATCH 6/6] ARM: sa1100/neponset: convert serial to use gpiod APIs Russell King
2016-08-30 10:51 ` [PATCH 0/4] SA11x0 Clocks and removal of Neponset SMC91x hack Russell King - ARM Linux
2016-08-30 10:52 ` [PATCH 1/4] ARM: sa1100: convert to common clock framework Russell King
2016-08-30 10:52 ` [PATCH 2/4] net: smc91x: add external clock support Russell King
2016-08-30 10:52 ` [PATCH 3/4] ARM: sa1100/neponset: add ethernet oscillator Russell King
2016-08-30 10:52 ` [PATCH 4/4] net: smc91x: remove neponset specific oscillator hack Russell King
2016-08-30 10:59 ` [PATCH 0/8] SA11x0/PXA remainder & cleanups Russell King - ARM Linux
2016-08-30 11:00 ` [PATCH 1/8] mfd: ucb1x00: allow IRQ probing to work with IRQs > 32 Russell King
2016-08-30 12:00 ` Lee Jones
2016-08-30 11:00 ` [PATCH 2/8] ARM: pxa/lubbock: remove lubbock_set_misc_wr() from global view Russell King
2016-08-30 11:00 ` [PATCH 3/8] ARM: sa1100/cerf: remove redundant definitions Russell King
2016-08-30 11:00 ` [PATCH 4/8] ARM: sa1100/cerf: move cerf header file Russell King
2016-08-30 11:00 ` [PATCH 5/8] ARM: sa1100/nanoengine: remove redundant definitions Russell King
2016-08-30 11:00 ` [PATCH 6/8] ARM: sa1100/nanoengine: move nanoengine header file Russell King
2016-08-30 11:00 ` [PATCH 7/8] ARM: sa1100/neponset: remove neponset_ncr_* GPIO interfaces and header Russell King
2016-08-30 11:01 ` [PATCH 8/8] ARM: sa1100: remove SA-1101 header file Russell King
2016-08-30 15:31 ` [PATCH 0/4] SA11x0 Clocks and removal of Neponset SMC91x hack Nicolas Pitre
2016-09-01 23:32 ` David Miller
2016-09-02 18:59 ` Russell King - ARM Linux
2016-09-05 9:09 ` [PATCH 0/6] SA11x0 serial updates Linus Walleij
2016-09-05 12:28 ` Russell King - ARM Linux
2016-09-07 22:28 ` Linus Walleij
2016-09-08 13:23 ` Linus Walleij
2016-08-30 21:31 ` [RFC PATCH 00/33] SA11x0/PXA GPIO rework (Core + PCMCIA only) Linus Walleij
2016-09-01 15:34 ` Russell King - ARM Linux
2016-09-06 14:46 ` [PATCH 0/3] SA11x0/PXA pcmcia fixes Russell King - ARM Linux
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