diff options
author | Andre Silva <andre.silva@freescale.com> | 2011-06-22 15:33:05 -0400 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2011-07-07 04:01:11 -0400 |
commit | 8dd7b817a1135940406a3271346a4a8e39e2b87c (patch) | |
tree | f3e0095cfccf68a84e587e76bd35a54ecb9632f7 /arch/arm/mach-mx5/board-mx53_ard.c | |
parent | b6a14477695e54da6621c6d3c72f019b8cddb89d (diff) |
ARM:mach-mx5/mx53_ard: Add I2C2 and I2C3 support
Signed-off-by: Andre Silva <andre.silva@freescale.com>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Diffstat (limited to 'arch/arm/mach-mx5/board-mx53_ard.c')
-rw-r--r-- | arch/arm/mach-mx5/board-mx53_ard.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/arch/arm/mach-mx5/board-mx53_ard.c b/arch/arm/mach-mx5/board-mx53_ard.c index 7dd54b9f8682..70ae25e6830b 100644 --- a/arch/arm/mach-mx5/board-mx53_ard.c +++ b/arch/arm/mach-mx5/board-mx53_ard.c | |||
@@ -84,6 +84,12 @@ static iomux_v3_cfg_t mx53_ard_pads[] = { | |||
84 | MX53_PAD_PATA_DATA11__ESDHC1_DAT7, | 84 | MX53_PAD_PATA_DATA11__ESDHC1_DAT7, |
85 | MX53_PAD_GPIO_1__GPIO1_1, | 85 | MX53_PAD_GPIO_1__GPIO1_1, |
86 | MX53_PAD_GPIO_9__GPIO1_9, | 86 | MX53_PAD_GPIO_9__GPIO1_9, |
87 | /* I2C2 */ | ||
88 | MX53_PAD_EIM_EB2__I2C2_SCL, | ||
89 | MX53_PAD_KEY_ROW3__I2C2_SDA, | ||
90 | /* I2C3 */ | ||
91 | MX53_PAD_GPIO_3__I2C3_SCL, | ||
92 | MX53_PAD_GPIO_16__I2C3_SDA, | ||
87 | }; | 93 | }; |
88 | 94 | ||
89 | static struct resource ard_smsc911x_resources[] = { | 95 | static struct resource ard_smsc911x_resources[] = { |
@@ -120,6 +126,14 @@ static const struct esdhc_platform_data mx53_ard_sd1_data __initconst = { | |||
120 | .wp_gpio = ARD_SD1_WP, | 126 | .wp_gpio = ARD_SD1_WP, |
121 | }; | 127 | }; |
122 | 128 | ||
129 | static struct imxi2c_platform_data mx53_ard_i2c2_data = { | ||
130 | .bitrate = 50000, | ||
131 | }; | ||
132 | |||
133 | static struct imxi2c_platform_data mx53_ard_i2c3_data = { | ||
134 | .bitrate = 400000, | ||
135 | }; | ||
136 | |||
123 | static void __init mx53_ard_io_init(void) | 137 | static void __init mx53_ard_io_init(void) |
124 | { | 138 | { |
125 | mxc_iomux_v3_setup_multiple_pads(mx53_ard_pads, | 139 | mxc_iomux_v3_setup_multiple_pads(mx53_ard_pads, |
@@ -127,9 +141,12 @@ static void __init mx53_ard_io_init(void) | |||
127 | 141 | ||
128 | gpio_request(ARD_ETHERNET_INT_B, "eth-int-b"); | 142 | gpio_request(ARD_ETHERNET_INT_B, "eth-int-b"); |
129 | gpio_direction_input(ARD_ETHERNET_INT_B); | 143 | gpio_direction_input(ARD_ETHERNET_INT_B); |
144 | |||
145 | gpio_request(ARD_I2CPORTEXP_B, "i2cptexp-rst"); | ||
146 | gpio_direction_output(ARD_I2CPORTEXP_B, 1); | ||
130 | } | 147 | } |
131 | 148 | ||
132 | /* Config CS1 settings for ethernet controller */ | 149 | /* Config CS1 settings for ethernet controller */ |
133 | static int weim_cs_config(void) | 150 | static int weim_cs_config(void) |
134 | { | 151 | { |
135 | u32 reg; | 152 | u32 reg; |
@@ -179,6 +196,8 @@ static void __init mx53_ard_board_init(void) | |||
179 | 196 | ||
180 | imx53_add_sdhci_esdhc_imx(0, &mx53_ard_sd1_data); | 197 | imx53_add_sdhci_esdhc_imx(0, &mx53_ard_sd1_data); |
181 | imx53_add_imx2_wdt(0, NULL); | 198 | imx53_add_imx2_wdt(0, NULL); |
199 | imx53_add_imx_i2c(1, &mx53_ard_i2c2_data); | ||
200 | imx53_add_imx_i2c(2, &mx53_ard_i2c3_data); | ||
182 | } | 201 | } |
183 | 202 | ||
184 | static void __init mx53_ard_timer_init(void) | 203 | static void __init mx53_ard_timer_init(void) |