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[ARM] pxa/poodle: convert to use the new MFP API to configure pins

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The MFP configuration table is reverse engineered from those
magic GAFRx_{L|U} values, and it looks much better now.

Also, the deprecated pxa_gpio_mode() invocations are removed.

Signed-off-by: Eric Miao <eric.miao@marvell.com>
Acked-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Eric Miao 2008-07-18 09:05:17 +08:00 committed by Russell King
parent ce5291478c
commit 26b4c8dddd
1 changed files with 84 additions and 63 deletions
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147
arch/arm/mach-pxa/poodle.c
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@ -34,7 +34,7 @@
#include <mach/pxa-regs.h>
#include <mach/pxa2xx-regs.h>
#include <mach/pxa2xx-gpio.h>
#include <mach/mfp-pxa25x.h>
#include <mach/mmc.h>
#include <mach/udc.h>
#include <mach/i2c.h>
@ -52,6 +52,88 @@
#include "devices.h"
#include "sharpsl.h"
static unsigned long poodle_pin_config[] __initdata = {
/* I/O */
GPIO79_nCS_3,
GPIO80_nCS_4,
GPIO18_RDY,
/* Clock */
GPIO12_32KHz,
/* SSP1 */
GPIO23_SSP1_SCLK,
GPIO24_SSP1_SFRM,
GPIO25_SSP1_TXD,
GPIO26_SSP1_RXD,
/* I2S */
GPIO28_I2S_BITCLK_OUT,
GPIO29_I2S_SDATA_IN,
GPIO30_I2S_SDATA_OUT,
GPIO31_I2S_SYNC,
GPIO32_I2S_SYSCLK,
/* Infra-Red */
GPIO47_FICP_TXD,
GPIO46_FICP_RXD,
/* FFUART */
GPIO40_FFUART_DTR,
GPIO41_FFUART_RTS,
GPIO39_FFUART_TXD,
GPIO37_FFUART_DSR,
GPIO34_FFUART_RXD,
GPIO35_FFUART_CTS,
/* LCD */
GPIO58_LCD_LDD_0,
GPIO59_LCD_LDD_1,
GPIO60_LCD_LDD_2,
GPIO61_LCD_LDD_3,
GPIO62_LCD_LDD_4,
GPIO63_LCD_LDD_5,
GPIO64_LCD_LDD_6,
GPIO65_LCD_LDD_7,
GPIO66_LCD_LDD_8,
GPIO67_LCD_LDD_9,
GPIO68_LCD_LDD_10,
GPIO69_LCD_LDD_11,
GPIO70_LCD_LDD_12,
GPIO71_LCD_LDD_13,
GPIO72_LCD_LDD_14,
GPIO73_LCD_LDD_15,
GPIO74_LCD_FCLK,
GPIO75_LCD_LCLK,
GPIO76_LCD_PCLK,
GPIO77_LCD_ACBIAS,
/* PC Card */
GPIO48_nPOE,
GPIO49_nPWE,
GPIO50_nPIOR,
GPIO51_nPIOW,
GPIO52_nPCE_1,
GPIO53_nPCE_2,
GPIO54_nPSKTSEL,
GPIO55_nPREG,
GPIO56_nPWAIT,
GPIO57_nIOIS16,
/* MMC */
GPIO6_MMC_CLK,
GPIO8_MMC_CS0,
/* GPIO */
GPIO9_GPIO, /* POODLE_GPIO_nSD_DETECT */
GPIO7_GPIO, /* POODLE_GPIO_nSD_WP */
GPIO3_GPIO, /* POODLE_GPIO_SD_PWR */
GPIO33_GPIO, /* POODLE_GPIO_SD_PWR1 */
GPIO20_GPIO, /* POODLE_GPIO_USB_PULLUP */
GPIO22_GPIO, /* POODLE_GPIO_IR_ON */
};
static struct resource poodle_scoop_resources[] = {
[0] = {
.start = 0x10800000,
@ -75,27 +157,6 @@ struct platform_device poodle_scoop_device = {
.resource = poodle_scoop_resources,
};
static void poodle_pcmcia_init(void)
{
/* Setup default state of GPIO outputs
before we enable them as outputs. */
GPSR(GPIO48_nPOE) = GPIO_bit(GPIO48_nPOE) |
GPIO_bit(GPIO49_nPWE) | GPIO_bit(GPIO50_nPIOR) |
GPIO_bit(GPIO51_nPIOW) | GPIO_bit(GPIO52_nPCE_1) |
GPIO_bit(GPIO53_nPCE_2);
pxa_gpio_mode(GPIO48_nPOE_MD);
pxa_gpio_mode(GPIO49_nPWE_MD);
pxa_gpio_mode(GPIO50_nPIOR_MD);
pxa_gpio_mode(GPIO51_nPIOW_MD);
pxa_gpio_mode(GPIO55_nPREG_MD);
pxa_gpio_mode(GPIO56_nPWAIT_MD);
pxa_gpio_mode(GPIO57_nIOIS16_MD);
pxa_gpio_mode(GPIO52_nPCE_1_MD);
pxa_gpio_mode(GPIO53_nPCE_2_MD);
pxa_gpio_mode(GPIO54_pSKTSEL_MD);
}
static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = {
{
.dev = &poodle_scoop_device.dev,
@ -108,7 +169,6 @@ static struct scoop_pcmcia_dev poodle_pcmcia_scoop[] = {
static struct scoop_pcmcia_config poodle_pcmcia_config = {
.devs = &poodle_pcmcia_scoop[0],
.num_devs = 1,
.pcmcia_init = poodle_pcmcia_init,
};
EXPORT_SYMBOL(poodle_scoop_device);
@ -206,10 +266,6 @@ static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int,
{
int err;
/* setup GPIO for PXA25x MMC controller */
pxa_gpio_mode(GPIO6_MMCCLK_MD);
pxa_gpio_mode(GPIO8_MMCCS0_MD);
err = gpio_request(POODLE_GPIO_nSD_DETECT, "nSD_DETECT");
if (err)
goto err_out;
@ -384,42 +440,9 @@ static void __init poodle_init(void)
pm_power_off = poodle_poweroff;
arm_pm_restart = poodle_restart;
/* setup sleep mode values */
PWER = 0x00000002;
PFER = 0x00000000;
PRER = 0x00000002;
PGSR0 = 0x00008000;
PGSR1 = 0x003F0202;
PGSR2 = 0x0001C000;
PCFR |= PCFR_OPDE;
/* cpu initialize */
/* Pgsr Register */
PGSR0 = 0x0146dd80;
PGSR1 = 0x03bf0890;
PGSR2 = 0x0001c000;
/* Alternate Register */
GAFR0_L = 0x01001000;
GAFR0_U = 0x591a8010;
GAFR1_L = 0x900a8451;
GAFR1_U = 0xaaa5aaaa;
GAFR2_L = 0x8aaaaaaa;
GAFR2_U = 0x00000002;
/* Direction Register */
GPDR0 = 0xd3f0904c;
GPDR1 = 0xfcffb7d3;
GPDR2 = 0x0001ffff;
/* Output Register */
GPCR0 = 0x00000000;
GPCR1 = 0x00000000;
GPCR2 = 0x00000000;
GPSR0 = 0x00400000;
GPSR1 = 0x00000000;
GPSR2 = 0x00000000;
pxa2xx_mfp_config(ARRAY_AND_SIZE(poodle_pin_config));
platform_scoop_config = &poodle_pcmcia_config;
corgi_ssp_set_machinfo(&poodle_ssp_machinfo);
@ -430,8 +453,6 @@ static void __init poodle_init(void)
set_pxa_fb_parent(&poodle_locomo_device.dev);
set_pxa_fb_info(&poodle_fb_info);
pxa_gpio_mode(POODLE_GPIO_USB_PULLUP | GPIO_OUT);
pxa_gpio_mode(POODLE_GPIO_IR_ON | GPIO_OUT);
pxa_set_udc_info(&udc_info);
pxa_set_mci_info(&poodle_mci_platform_data);
pxa_set_ficp_info(&poodle_ficp_platform_data);