ARM: ux500: move I2C pin control to the device tree
This moves the static, device-tied pin control configuration out of the board file board-mop500-pins.c and into the device tree. Define possible states also for I2C4 even if it's not used by any board file at this time. Cc: Lee Jones <lee.jones@linaro.org> Cc: Patrice Chotard <patrice.chotard@st.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Linus Walleij
Родитель
3bfdebbaeb
Коммит
96fee13f0f
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@ -109,6 +109,111 @@
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};
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};
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};
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/* Settings for all I2C default and sleep states */
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i2c0 {
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i2c0_default_mode: i2c_default {
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default_mux {
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ste,function = "i2c0";
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ste,pins = "i2c0_a_1";
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};
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default_cfg1 {
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ste,pins = "GPIO147_C15", "GPIO148_B16"; /* SDA/SCL */
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ste,config = <&in_pu>;
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};
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};
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i2c0_sleep_mode: i2c_sleep {
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sleep_cfg1 {
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ste,pins = "GPIO147_C15", "GPIO148_B16"; /* SDA/SCL */
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ste,config = <&slpm_in_wkup_pdis>;
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};
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};
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};
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i2c1 {
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i2c1_default_mode: i2c_default {
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default_mux {
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ste,function = "i2c1";
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ste,pins = "i2c1_b_2";
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};
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default_cfg1 {
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ste,pins = "GPIO16_AD3", "GPIO17_AD4"; /* SDA/SCL */
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ste,config = <&in_pu>;
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};
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};
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i2c1_sleep_mode: i2c_sleep {
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sleep_cfg1 {
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ste,pins = "GPIO16_AD3", "GPIO17_AD4"; /* SDA/SCL */
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ste,config = <&slpm_in_wkup_pdis>;
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};
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};
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};
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i2c2 {
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i2c2_default_mode: i2c_default {
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default_mux {
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ste,function = "i2c2";
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ste,pins = "i2c2_b_2";
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};
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default_cfg1 {
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ste,pins = "GPIO10_AF5", "GPIO11_AG4"; /* SDA/SCL */
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ste,config = <&in_pu>;
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};
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};
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i2c2_sleep_mode: i2c_sleep {
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sleep_cfg1 {
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ste,pins = "GPIO10_AF5", "GPIO11_AG4"; /* SDA/SCL */
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ste,config = <&slpm_in_wkup_pdis>;
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};
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};
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};
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i2c3 {
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i2c3_default_mode: i2c_default {
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default_mux {
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ste,function = "i2c3";
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ste,pins = "i2c3_c_2";
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};
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default_cfg1 {
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ste,pins = "GPIO229_AG7", "GPIO230_AF7"; /* SDA/SCL */
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ste,config = <&in_pu>;
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};
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};
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i2c3_sleep_mode: i2c_sleep {
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sleep_cfg1 {
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ste,pins = "GPIO229_AG7", "GPIO230_AF7"; /* SDA/SCL */
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ste,config = <&slpm_in_wkup_pdis>;
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};
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};
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};
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/*
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* Activating I2C4 will conflict with UART1 about the same pins so do not
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* enable I2C4 and UART1 at the same time.
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*/
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i2c4 {
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i2c4_default_mode: i2c_default {
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default_mux {
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ste,function = "i2c4";
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ste,pins = "i2c4_b_1";
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};
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default_cfg1 {
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ste,pins = "GPIO4_AH6", "GPIO5_AG6"; /* SDA/SCL */
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ste,config = <&in_pu>;
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};
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};
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i2c4_sleep_mode: i2c_sleep {
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sleep_cfg1 {
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ste,pins = "GPIO4_AH6", "GPIO5_AG6"; /* SDA/SCL */
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ste,config = <&slpm_in_wkup_pdis>;
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};
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};
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};
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};
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};
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};
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@ -51,7 +51,22 @@
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status = "okay";
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};
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i2c@80004000 {
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pinctrl-names = "default","sleep";
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pinctrl-0 = <&i2c0_default_mode>;
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pinctrl-1 = <&i2c0_sleep_mode>;
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};
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i2c@80122000 {
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pinctrl-names = "default","sleep";
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pinctrl-0 = <&i2c1_default_mode>;
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pinctrl-1 = <&i2c1_sleep_mode>;
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};
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i2c@80128000 {
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pinctrl-names = "default","sleep";
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pinctrl-0 = <&i2c2_default_mode>;
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pinctrl-1 = <&i2c2_sleep_mode>;
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lp5521@33 {
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compatible = "national,lp5521";
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reg = <0x33>;
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@ -95,6 +110,12 @@
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};
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};
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i2c@80110000 {
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pinctrl-names = "default","sleep";
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pinctrl-0 = <&i2c3_default_mode>;
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pinctrl-1 = <&i2c3_sleep_mode>;
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};
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// External Micro SD slot
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sdi0_per1@80126000 {
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arm,primecell-periphid = <0x10480180>;
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@ -176,6 +176,30 @@
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status = "okay";
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};
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i2c@80004000 {
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pinctrl-names = "default","sleep";
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pinctrl-0 = <&i2c0_default_mode>;
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pinctrl-1 = <&i2c0_sleep_mode>;
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};
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i2c@80122000 {
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pinctrl-names = "default","sleep";
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pinctrl-0 = <&i2c1_default_mode>;
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pinctrl-1 = <&i2c1_sleep_mode>;
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};
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i2c@80128000 {
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pinctrl-names = "default","sleep";
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pinctrl-0 = <&i2c2_default_mode>;
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pinctrl-1 = <&i2c2_sleep_mode>;
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};
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i2c@80110000 {
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pinctrl-names = "default","sleep";
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pinctrl-0 = <&i2c3_default_mode>;
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pinctrl-1 = <&i2c3_sleep_mode>;
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};
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cpufreq-cooling {
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status = "okay";
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};
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@ -61,8 +61,6 @@ BIAS(slpm_out_lo_wkup_pdis, PIN_SLEEPMODE_ENABLED|
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PIN_SLPM_OUTPUT_LOW|PIN_SLPM_WAKEUP_ENABLE|PIN_SLPM_PDIS_DISABLED);
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BIAS(slpm_out_hi_wkup_pdis, PIN_SLEEPMODE_ENABLED|PIN_SLPM_OUTPUT_HIGH|
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PIN_SLPM_WAKEUP_ENABLE|PIN_SLPM_PDIS_DISABLED);
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BIAS(slpm_in_nopull_wkup_pdis, PIN_SLEEPMODE_ENABLED|
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PIN_SLPM_INPUT_NOPULL|PIN_SLPM_WAKEUP_ENABLE|PIN_SLPM_PDIS_DISABLED);
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BIAS(slpm_in_pu_wkup_pdis_en, PIN_SLEEPMODE_ENABLED|PIN_SLPM_INPUT_PULLUP|
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PIN_SLPM_WAKEUP_ENABLE|PIN_SLPM_PDIS_ENABLED);
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BIAS(out_lo_wkup_pdis, PIN_SLPM_OUTPUT_LOW|
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@ -391,26 +389,6 @@ static struct pinctrl_map __initdata mop500_family_pinmap[] = {
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DB8500_PIN("GPIO69_E2", in_pu, "0-0070"),
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/* LCD VSI1 sleep state */
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DB8500_PIN_SLEEP("GPIO69_E2", slpm_in_wkup_pdis, "0-0070"),
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/* Mux in i2c0 block, default state */
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DB8500_MUX("i2c0_a_1", "i2c0", "nmk-i2c.0"),
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/* i2c0 sleep state */
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DB8500_PIN_SLEEP("GPIO147_C15", slpm_in_nopull_wkup_pdis, "nmk-i2c.0"), /* SDA */
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DB8500_PIN_SLEEP("GPIO148_B16", slpm_in_nopull_wkup_pdis, "nmk-i2c.0"), /* SCL */
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/* Mux in i2c1 block, default state */
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DB8500_MUX("i2c1_b_2", "i2c1", "nmk-i2c.1"),
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/* i2c1 sleep state */
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DB8500_PIN_SLEEP("GPIO16_AD3", slpm_in_nopull_wkup_pdis, "nmk-i2c.1"), /* SDA */
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DB8500_PIN_SLEEP("GPIO17_AD4", slpm_in_nopull_wkup_pdis, "nmk-i2c.1"), /* SCL */
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/* Mux in i2c2 block, default state */
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DB8500_MUX("i2c2_b_2", "i2c2", "nmk-i2c.2"),
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/* i2c2 sleep state */
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DB8500_PIN_SLEEP("GPIO10_AF5", slpm_in_nopull_wkup_pdis, "nmk-i2c.2"), /* SDA */
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DB8500_PIN_SLEEP("GPIO11_AG4", slpm_in_nopull_wkup_pdis, "nmk-i2c.2"), /* SCL */
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/* Mux in i2c3 block, default state */
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DB8500_MUX("i2c3_c_2", "i2c3", "nmk-i2c.3"),
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/* i2c3 sleep state */
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DB8500_PIN_SLEEP("GPIO229_AG7", slpm_in_nopull_wkup_pdis, "nmk-i2c.3"), /* SDA */
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DB8500_PIN_SLEEP("GPIO230_AF7", slpm_in_nopull_wkup_pdis, "nmk-i2c.3"), /* SCL */
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/* Mux in SDI0 (here called MC0) used for removable MMC/SD/SDIO cards */
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DB8500_MUX("mc0_a_1", "mc0", "sdi0"),
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DB8500_PIN("GPIO18_AC2", out_hi, "sdi0"), /* CMDDIR */
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