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authorDirk Eibach <dirk.eibach@gdsys.cc>2013-04-25 02:40:01 +0000
committerHeiko Schocher <hs@denx.de>2013-07-23 08:34:56 +0200
commit880540decfb855e96bc14ac84ac7784669e4b382 (patch)
tree771220f0de64d8cf1496ed9191f04793ec330804 /arch
parent1f2ba722ac06393d6abe6d4734824d3b98ea9108 (diff)
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i2c, ppc4xx_i2c: switch to new multibus/multiadapter support
Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc> Cc: Heiko Schocher <hs@denx.de> Cc: Stefan Roese <sr@denx.de> Tested-by: Stefan Roese <sr@denx.de>
Diffstat (limited to 'arch')
-rw-r--r--arch/powerpc/cpu/ppc4xx/40x_spd_sdram.c6
-rw-r--r--arch/powerpc/cpu/ppc4xx/44x_spd_ddr.c6
-rw-r--r--arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c3
-rw-r--r--arch/powerpc/cpu/ppc4xx/cmd_chip_config.c2
-rw-r--r--arch/powerpc/cpu/ppc4xx/denali_spd_ddr2.c3
-rw-r--r--arch/powerpc/include/asm/ppc4xx-i2c.h18
6 files changed, 5 insertions, 33 deletions
diff --git a/arch/powerpc/cpu/ppc4xx/40x_spd_sdram.c b/arch/powerpc/cpu/ppc4xx/40x_spd_sdram.c
index 48aa753..fd458fd 100644
--- a/arch/powerpc/cpu/ppc4xx/40x_spd_sdram.c
+++ b/arch/powerpc/cpu/ppc4xx/40x_spd_sdram.c
@@ -52,10 +52,6 @@
/*
* Set default values
*/
-#ifndef CONFIG_SYS_I2C_SPEED
-#define CONFIG_SYS_I2C_SPEED 50000
-#endif
-
#define ONE_BILLION 1000000000
#define SDRAM0_CFG_DCE 0x80000000
@@ -158,7 +154,7 @@ long int spd_sdram(int(read_spd)(uint addr))
* Make sure I2C controller is initialized
* before continuing.
*/
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+ i2c_set_bus_num(CONFIG_SYS_SPD_BUS_NUM);
}
/* Make shure we are using SDRAM */
diff --git a/arch/powerpc/cpu/ppc4xx/44x_spd_ddr.c b/arch/powerpc/cpu/ppc4xx/44x_spd_ddr.c
index 161d274..9c566c1 100644
--- a/arch/powerpc/cpu/ppc4xx/44x_spd_ddr.c
+++ b/arch/powerpc/cpu/ppc4xx/44x_spd_ddr.c
@@ -62,10 +62,6 @@
/*
* Set default values
*/
-#ifndef CONFIG_SYS_I2C_SPEED
-#define CONFIG_SYS_I2C_SPEED 50000
-#endif
-
#define ONE_BILLION 1000000000
/*
@@ -168,7 +164,7 @@ long int spd_sdram(void) {
* Make sure I2C controller is initialized
* before continuing.
*/
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+ i2c_set_bus_num(CONFIG_SYS_SPD_BUS_NUM);
/*
* Read the SPD information using I2C interface. Check to see if the
diff --git a/arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c b/arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c
index def7ebf..a66973e 100644
--- a/arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c
+++ b/arch/powerpc/cpu/ppc4xx/44x_spd_ddr2.c
@@ -459,8 +459,7 @@ phys_size_t initdram(int board_type)
*/
/* switch to correct I2C bus */
- I2C_SET_BUS(CONFIG_SYS_SPD_BUS_NUM);
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+ i2c_set_bus_num(CONFIG_SYS_SPD_BUS_NUM);
/*------------------------------------------------------------------
* Clear out the serial presence detect buffers.
diff --git a/arch/powerpc/cpu/ppc4xx/cmd_chip_config.c b/arch/powerpc/cpu/ppc4xx/cmd_chip_config.c
index 72c5aec..0eafe3e 100644
--- a/arch/powerpc/cpu/ppc4xx/cmd_chip_config.c
+++ b/arch/powerpc/cpu/ppc4xx/cmd_chip_config.c
@@ -56,7 +56,7 @@ static int do_chip_config(cmd_tbl_t *cmdtp, int flag, int argc, char * const arg
* First switch to correct I2C bus. This is I2C bus 0
* for all currently available 4xx derivats.
*/
- I2C_SET_BUS(0);
+ i2c_set_bus_num(0);
#ifdef CONFIG_CMD_EEPROM
ret = eeprom_read(CONFIG_4xx_CONFIG_I2C_EEPROM_ADDR,
diff --git a/arch/powerpc/cpu/ppc4xx/denali_spd_ddr2.c b/arch/powerpc/cpu/ppc4xx/denali_spd_ddr2.c
index 3ceab32..df96375 100644
--- a/arch/powerpc/cpu/ppc4xx/denali_spd_ddr2.c
+++ b/arch/powerpc/cpu/ppc4xx/denali_spd_ddr2.c
@@ -1041,8 +1041,7 @@ phys_size_t initdram(int board_type)
* before continuing.
*/
/* switch to correct I2C bus */
- I2C_SET_BUS(CONFIG_SYS_SPD_BUS_NUM);
- i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
+ i2c_set_bus_num(CONFIG_SYS_SPD_BUS_NUM);
/*------------------------------------------------------------------
* Clear out the serial presence detect buffers.
diff --git a/arch/powerpc/include/asm/ppc4xx-i2c.h b/arch/powerpc/include/asm/ppc4xx-i2c.h
index 0c6c926..89de508 100644
--- a/arch/powerpc/include/asm/ppc4xx-i2c.h
+++ b/arch/powerpc/include/asm/ppc4xx-i2c.h
@@ -34,24 +34,6 @@
#define IIC_TIMEOUT 1 /* 1 second */
-#if defined(CONFIG_I2C_MULTI_BUS)
-#define I2C_BUS_OFFS (i2c_bus_num * 0x100)
-#else
-#define I2C_BUS_OFFS (0x000)
-#endif /* CONFIG_I2C_MULTI_BUS */
-
-#if defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
- defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
- defined(CONFIG_460EX) || defined(CONFIG_460GT)
-#define I2C_BASE_ADDR (CONFIG_SYS_PERIPHERAL_BASE + 0x00000700 + I2C_BUS_OFFS)
-#elif defined(CONFIG_440) || defined(CONFIG_405EX)
-/* all remaining 440 variants */
-#define I2C_BASE_ADDR (CONFIG_SYS_PERIPHERAL_BASE + 0x00000400 + I2C_BUS_OFFS)
-#else
-/* all 405 variants */
-#define I2C_BASE_ADDR (0xEF600500 + I2C_BUS_OFFS)
-#endif
-
struct ppc4xx_i2c {
u8 mdbuf;
u8 res1;