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-rw-r--r--board/keymile/km_arm/km_arm.c44
-rw-r--r--include/configs/km/km_arm.h9
2 files changed, 13 insertions, 40 deletions
diff --git a/board/keymile/km_arm/km_arm.c b/board/keymile/km_arm/km_arm.c
index ed12b5c..cb3402b 100644
--- a/board/keymile/km_arm/km_arm.c
+++ b/board/keymile/km_arm/km_arm.c
@@ -33,6 +33,7 @@
#include <nand.h>
#include <netdev.h>
#include <miiphy.h>
+#include <spi.h>
#include <asm/io.h>
#include <asm/arch/cpu.h>
#include <asm/arch/kirkwood.h>
@@ -284,48 +285,17 @@ int board_init(void)
return 0;
}
-#if defined(CONFIG_CMD_SF)
-int do_spi_toggle(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+int board_spi_claim_bus(struct spi_slave *slave)
{
- u32 tmp;
- if (argc < 2)
- return cmd_usage(cmdtp);
-
- if ((strcmp(argv[1], "off") == 0)) {
- printf("SPI FLASH disabled, NAND enabled\n");
- /* Multi-Purpose Pins Functionality configuration */
- kwmpp_config[0] = MPP0_NF_IO2;
- kwmpp_config[1] = MPP1_NF_IO3;
- kwmpp_config[2] = MPP2_NF_IO4;
- kwmpp_config[3] = MPP3_NF_IO5;
-
- kirkwood_mpp_conf(kwmpp_config, NULL);
- tmp = readl(KW_GPIO0_BASE);
- writel(tmp | FLASH_GPIO_PIN , KW_GPIO0_BASE);
- } else if ((strcmp(argv[1], "on") == 0)) {
- printf("SPI FLASH enabled, NAND disabled\n");
- /* Multi-Purpose Pins Functionality configuration */
- kwmpp_config[0] = MPP0_SPI_SCn;
- kwmpp_config[1] = MPP1_SPI_MOSI;
- kwmpp_config[2] = MPP2_SPI_SCK;
- kwmpp_config[3] = MPP3_SPI_MISO;
-
- kirkwood_mpp_conf(kwmpp_config, NULL);
- tmp = readl(KW_GPIO0_BASE);
- writel(tmp & (~FLASH_GPIO_PIN) , KW_GPIO0_BASE);
- } else {
- return cmd_usage(cmdtp);
- }
+ kw_gpio_set_value(KM_FLASH_GPIO_PIN, 0);
return 0;
}
-U_BOOT_CMD(
- spitoggle, 2, 0, do_spi_toggle,
- "En-/disable SPI FLASH access",
- "<on|off> - Enable (on) or disable (off) SPI FLASH access\n"
- );
-#endif
+void board_spi_release_bus(struct spi_slave *slave)
+{
+ kw_gpio_set_value(KM_FLASH_GPIO_PIN, 1);
+}
int dram_init(void)
{
diff --git a/include/configs/km/km_arm.h b/include/configs/km/km_arm.h
index 4a0b80e..b14093f 100644
--- a/include/configs/km/km_arm.h
+++ b/include/configs/km/km_arm.h
@@ -227,7 +227,11 @@ int get_scl(void);
#define CONFIG_SPI_FLASH
#define CONFIG_SPI_FLASH_STMICRO
+/* SPI bus claim MPP configuration */
+#define CONFIG_SYS_KW_SPI_MPP 0x0
+
#define FLASH_GPIO_PIN 0x00010000
+#define KM_FLASH_GPIO_PIN 16
#ifndef MTDIDS_DEFAULT
# define MTDIDS_DEFAULT "nand0=orion_nand"
@@ -241,9 +245,8 @@ int get_scl(void);
#define CONFIG_KM_UPDATE_UBOOT \
"update=" \
- "spi on;sf probe 0;sf erase 0 +${filesize};" \
- "sf write ${load_addr_r} 0 ${filesize};" \
- "spi off\0"
+ "sf probe 0;sf erase 0 +${filesize};" \
+ "sf write ${load_addr_r} 0 ${filesize};\0"
/*
* Default environment variables