diff options
Diffstat (limited to 'arch/arm/mach-ux500/board-mop500.c')
| -rw-r--r-- | arch/arm/mach-ux500/board-mop500.c | 62 |
1 files changed, 41 insertions, 21 deletions
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c index e5c0e6e..1dc3165 100644 --- a/arch/arm/mach-ux500/board-mop500.c +++ b/arch/arm/mach-ux500/board-mop500.c @@ -30,18 +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> @@ -49,7 +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" @@ -522,14 +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) @@ -550,24 +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 = { @@ -599,7 +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); } |
