diff options
Diffstat (limited to 'arch/arm/mach-ux500/board-mop500.c')
| -rw-r--r-- | arch/arm/mach-ux500/board-mop500.c | 83 |
1 files changed, 53 insertions, 30 deletions
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index ca0d62599f70..1dc31652b97a 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -1,3 +1,4 @@ + /* * Copyright (C) 2008-2009 ST-Ericsson * @@ -29,18 +30,17 @@ #include <linux/smsc911x.h> #include <linux/gpio_keys.h> #include <linux/delay.h> - #include <linux/of.h> #include <linux/of_platform.h> - #include <linux/leds.h> +#include <linux/pinctrl/consumer.h> + #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/hardware/gic.h> #include <plat/i2c.h> #include <plat/ste_dma40.h> -#include <plat/pincfg.h> #include <plat/gpio-nomadik.h> #include <mach/hardware.h> @@ -48,7 +48,6 @@ #include <mach/devices.h> #include <mach/irqs.h> -#include "pins-db8500.h" #include "ste-dma40-db8500.h" #include "devices-db8500.h" #include "board-mop500.h" @@ -521,14 +520,6 @@ static struct stedma40_chan_cfg uart2_dma_cfg_tx = { }; #endif - -static pin_cfg_t mop500_pins_uart0[] = { - GPIO0_U0_CTSn | PIN_INPUT_PULLUP, - GPIO1_U0_RTSn | PIN_OUTPUT_HIGH, - GPIO2_U0_RXD | PIN_INPUT_PULLUP, - GPIO3_U0_TXD | PIN_OUTPUT_HIGH, -}; - #define PRCC_K_SOFTRST_SET 0x18 #define PRCC_K_SOFTRST_CLEAR 0x1C static void ux500_uart0_reset(void) @@ -549,24 +540,33 @@ static void ux500_uart0_reset(void) udelay(1); } +/* This needs to be referenced by callbacks */ +struct pinctrl *u0_p; +struct pinctrl_state *u0_def; +struct pinctrl_state *u0_sleep; + static void ux500_uart0_init(void) { int ret; - ret = nmk_config_pins(mop500_pins_uart0, - ARRAY_SIZE(mop500_pins_uart0)); - if (ret < 0) - pr_err("pl011: uart pins_enable failed\n"); + if (IS_ERR(u0_p) || IS_ERR(u0_def)) + return; + + ret = pinctrl_select_state(u0_p, u0_def); + if (ret) + pr_err("could not set UART0 defstate\n"); } static void ux500_uart0_exit(void) { int ret; - ret = nmk_config_pins_sleep(mop500_pins_uart0, - ARRAY_SIZE(mop500_pins_uart0)); - if (ret < 0) - pr_err("pl011: uart pins_disable failed\n"); + if (IS_ERR(u0_p) || IS_ERR(u0_sleep)) + return; + + ret = pinctrl_select_state(u0_p, u0_sleep); + if (ret) + pr_err("could not set UART0 idlestate\n"); } static struct amba_pl011_data uart0_plat = { @@ -598,7 +598,28 @@ static struct amba_pl011_data uart2_plat = { static void __init mop500_uart_init(struct device *parent) { - db8500_add_uart0(parent, &uart0_plat); + struct amba_device *uart0_device; + + uart0_device = db8500_add_uart0(parent, &uart0_plat); + if (uart0_device) { + u0_p = pinctrl_get(&uart0_device->dev); + if (IS_ERR(u0_p)) + dev_err(&uart0_device->dev, + "could not get UART0 pinctrl\n"); + else { + u0_def = pinctrl_lookup_state(u0_p, + PINCTRL_STATE_DEFAULT); + if (IS_ERR(u0_def)) { + dev_err(&uart0_device->dev, + "could not get UART0 defstate\n"); + } + u0_sleep = pinctrl_lookup_state(u0_p, + PINCTRL_STATE_SLEEP); + if (IS_ERR(u0_sleep)) + dev_err(&uart0_device->dev, + "could not get UART0 idlestate\n"); + } + } db8500_add_uart1(parent, &uart1_plat); db8500_add_uart2(parent, &uart2_plat); } @@ -618,10 +639,9 @@ static void __init mop500_init_machine(void) mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR; + mop500_pinmaps_init(); parent = u8500_init_devices(); - mop500_pins_init(); - /* FIXME: parent of ab8500 should be prcmu */ for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++) mop500_platform_devs[i]->dev.parent = parent; @@ -651,10 +671,9 @@ static void __init snowball_init_machine(void) int i2c0_devs; int i; + snowball_pinmaps_init(); parent = u8500_init_devices(); - snowball_pins_init(); - for (i = 0; i < ARRAY_SIZE(snowball_platform_devs); i++) snowball_platform_devs[i]->dev.parent = parent; @@ -689,10 +708,9 @@ static void __init hrefv60_init_machine(void) */ mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO; + hrefv60_pinmaps_init(); parent = u8500_init_devices(); - hrefv60_pins_init(); - for (i = 0; i < ARRAY_SIZE(mop500_platform_devs); i++) mop500_platform_devs[i]->dev.parent = parent; @@ -781,6 +799,14 @@ static void __init u8500_init_machine(void) int i2c0_devs; int i; + /* Pinmaps must be in place before devices register */ + if (of_machine_is_compatible("st-ericsson,mop500")) + mop500_pinmaps_init(); + else if (of_machine_is_compatible("calaosystems,snowball-a9500")) + snowball_pinmaps_init(); + else if (of_machine_is_compatible("st-ericsson,hrefv60+")) + hrefv60_pinmaps_init(); + parent = u8500_init_devices(); i2c0_devs = ARRAY_SIZE(mop500_i2c0_devices); @@ -794,14 +820,12 @@ static void __init u8500_init_machine(void) if (of_machine_is_compatible("st-ericsson,mop500")) { mop500_gpio_keys[0].gpio = GPIO_PROX_SENSOR; - mop500_pins_init(); platform_add_devices(mop500_platform_devs, ARRAY_SIZE(mop500_platform_devs)); mop500_sdi_init(parent); } else if (of_machine_is_compatible("calaosystems,snowball-a9500")) { - snowball_pins_init(); platform_add_devices(snowball_platform_devs, ARRAY_SIZE(snowball_platform_devs)); @@ -814,7 +838,6 @@ static void __init u8500_init_machine(void) */ mop500_gpio_keys[0].gpio = HREFV60_PROX_SENSE_GPIO; i2c0_devs -= NUM_PRE_V60_I2C0_DEVICES; - hrefv60_pins_init(); platform_add_devices(mop500_platform_devs, ARRAY_SIZE(mop500_platform_devs)); |
