[PATCH 1/6] ARM: kirkwood: SBx81LIFKW: remove direct access of GPIO registers

[Chris Packham]

Replace code that accessed the GPIO registers directly with code that
makes use of the LED_GPIO driver.

Signed-off-by: Chris Packham <judge.pack...@gmail.com>
---

 arch/arm/dts/kirkwood-atl-sbx81lifkw.dts    | 14 ++++++
 board/alliedtelesis/SBx81LIFKW/sbx81lifkw.c | 50 +++++----------------
 configs/SBx81LIFKW_defconfig                |  2 +
 3 files changed, 27 insertions(+), 39 deletions(-)

diff --git a/arch/arm/dts/kirkwood-atl-sbx81lifkw.dts 
b/arch/arm/dts/kirkwood-atl-sbx81lifkw.dts
index 4ae74f4316e5..3837c8f77fe2 100644
--- a/arch/arm/dts/kirkwood-atl-sbx81lifkw.dts
+++ b/arch/arm/dts/kirkwood-atl-sbx81lifkw.dts
@@ -70,6 +70,20 @@
                        };
                };
        };
+
+       gpio-leds {
+               compatible = "gpio-leds";
+
+               ledn {
+                       label = "status:ledn";
+                       gpios = <&gpio0 10 GPIO_ACTIVE_HIGH>;
+               };
+
+               ledp {
+                       label = "status:ledp";
+                       gpios = <&gpio0 18 GPIO_ACTIVE_HIGH>;
+               };
+       };
 };
 
 &spi0 {
diff --git a/board/alliedtelesis/SBx81LIFKW/sbx81lifkw.c 
b/board/alliedtelesis/SBx81LIFKW/sbx81lifkw.c
index d8b9fdfe356f..feb8b6b83f00 100644
--- a/board/alliedtelesis/SBx81LIFKW/sbx81lifkw.c
+++ b/board/alliedtelesis/SBx81LIFKW/sbx81lifkw.c
@@ -13,7 +13,7 @@
 #include <linux/io.h>
 #include <miiphy.h>
 #include <netdev.h>
-#include <status_led.h>
+#include <led.h>
 #include <asm/arch/cpu.h>
 #include <asm/arch/soc.h>
 #include <asm/arch/mpp.h>
@@ -41,41 +41,6 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-struct led {
-       u32 reg;
-       u32 value;
-       u32 mask;
-};
-
-struct led amber_solid = {
-       MVEBU_GPIO0_BASE,
-       BIT(10),
-       BIT(18) | BIT(10)
-};
-
-struct led green_solid = {
-       MVEBU_GPIO0_BASE,
-       BIT(18) | BIT(10),
-       BIT(18) | BIT(10)
-};
-
-struct led amber_flash = {
-       MVEBU_GPIO0_BASE,
-       0,
-       BIT(18) | BIT(10)
-};
-
-struct led green_flash = {
-       MVEBU_GPIO0_BASE,
-       BIT(18),
-       BIT(18) | BIT(10)
-};
-
-static void status_led_set(struct led *led)
-{
-       clrsetbits_le32(led->reg, led->mask, led->value);
-}
-
 int board_early_init_f(void)
 {
        /*
@@ -165,8 +130,6 @@ int board_init(void)
        /* address of boot parameters */
        gd->bd->bi_boot_params = mvebu_sdram_bar(0) + 0x100;
 
-       status_led_set(&amber_solid);
-
        return 0;
 }
 
@@ -196,7 +159,16 @@ int mv88e61xx_hw_reset(struct phy_device *phydev)
 #ifdef CONFIG_MISC_INIT_R
 int misc_init_r(void)
 {
-       status_led_set(&green_flash);
+       struct udevice *dev;
+       int ret;
+
+       ret = led_get_by_label("status:ledp", &dev);
+       if (!ret)
+               led_set_state(dev, LEDST_ON);
+
+       ret = led_get_by_label("status:ledn", &dev);
+       if (!ret)
+               led_set_state(dev, LEDST_OFF);
 
        return 0;
 }
diff --git a/configs/SBx81LIFKW_defconfig b/configs/SBx81LIFKW_defconfig
index f186f247eb63..90800e2dd3ee 100644
--- a/configs/SBx81LIFKW_defconfig
+++ b/configs/SBx81LIFKW_defconfig
@@ -46,6 +46,8 @@ CONFIG_DM_I2C=y
 CONFIG_SYS_I2C_MVTWSI=y
 CONFIG_I2C_MUX=y
 CONFIG_I2C_MUX_PCA954x=y
+CONFIG_LED=y
+CONFIG_LED_GPIO=y
 # CONFIG_MMC is not set
 CONFIG_MTD=y
 CONFIG_DM_SPI_FLASH=y
-- 
2.37.1