dm: gpio: Add DM compatibilty to GPIO driver for Davinci

PATCH Superseded Adam Ford 1 participant 1 message Sep 12, 2017

Subsystems (4)

Arm (32-bit) Arm sub-architectures GPIO TI DaVinci machine support

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Adam Ford

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2017-09-12 17:28 UTC #0 lore raw

PATCH 1/1 dm: gpio: Add DM compatibilty to GPIO driver for Davinci

This adds DM compatibility for the davinici GPIO driver. Tested on da850-evm.

Signed-off-by Adam Ford <[email protected]>

arch/arm/mach-davinci/include/mach/gpio.h +13 -1

index 7da0060..32cae3a 100644
@@ -40,7 +40,7 @@ struct davinci_gpio_bank {
 	unsigned int irq_num;
 	unsigned int irq_mask;
 	unsigned long *in_use;
-	unsigned long base;
+	struct davinci_gpio *base;
 };
 
 #define davinci_gpio_bank01 ((struct davinci_gpio *)DAVINCI_GPIO_BANK01)

@@ -49,7 +49,9 @@ struct davinci_gpio_bank {
 #define davinci_gpio_bank67 ((struct davinci_gpio *)DAVINCI_GPIO_BANK67)
 #define davinci_gpio_bank8 ((struct davinci_gpio *)DAVINCI_GPIO_BANK8)
 
+#ifndef CONFIG_DM_GPIO
 #define gpio_status()		gpio_info()
+#endif
 #define GPIO_NAME_SIZE		20
 #if defined(CONFIG_SOC_DM644X)
 /* GPIO0 to GPIO53, omit the V3.3 volts one */

@@ -64,4 +66,14 @@ struct davinci_gpio_bank {
 
 void gpio_info(void);
 
+#ifdef CONFIG_DM_GPIO
+
+/* Information about a GPIO bank */
+struct davinci_gpio_platdata {
+	int bank_index;
+	ulong base;	/* address of registers in physical memory */
+	const char *port_name;
+};
+#endif
+
 #endif

board/davinci/da8xxevm/da850evm.c +2 -0

index 42bc0f4..2a54d0f 100644
@@ -10,6 +10,7 @@
  */
 
 #include <common.h>
+#include <dm.h>
 #include <i2c.h>
 #include <net.h>
 #include <netdev.h>

@@ -24,6 +25,7 @@
 #include <linux/errno.h>
 #include <hwconfig.h>
 #include <asm/mach-types.h>
+#include <asm/gpio.h>
 
 #ifdef CONFIG_MMC_DAVINCI
 #include <mmc.h>

configs/da850evm_defconfig +2 -1

index b966fa7..24507da 100644
@@ -20,14 +20,15 @@ CONFIG_HUSH_PARSER=y
 CONFIG_SYS_PROMPT="U-Boot > "
 # CONFIG_CMD_IMLS is not set
 CONFIG_CRC32_VERIFY=y
+# CONFIG_CMD_EEPROM is not set
 # CONFIG_CMD_FLASH is not set
-# CONFIG_CMD_GPIO is not set
 # CONFIG_CMD_SETEXPR is not set
 CONFIG_CMD_MTDPARTS=y
 CONFIG_CMD_DIAG=y
 CONFIG_OF_CONTROL=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
 CONFIG_DM=y
+CONFIG_DM_GPIO=y
 CONFIG_DM_I2C=y
 CONFIG_DM_I2C_COMPAT=y
 CONFIG_I2C_SET_DEFAULT_BUS_NUM=y

drivers/gpio/da8xx_gpio.c +189 ~~-21~~

263 lines not on this page · raw message

include/configs/da850evm.h +1 -0

index ab2e6ae..ea8c441 100644
@@ -262,6 +262,7 @@
 #define CONFIG_ENV_SECT_SIZE		(64 << 10)
 #endif
 
+#define CONFIG_DA8XX_GPIO
 /*
  * U-Boot general configuration
  */

Signature · 1 line

2.7.4