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authorSebastian Hesselbarth <sebastian.hesselbarth@gmail.com>2014-01-30 22:25:05 +0100
committerSebastian Hesselbarth <sebastian.hesselbarth@gmail.com>2014-02-25 18:34:51 +0100
commit2035d39da18feba072bb49067b9984454dc4c07b (patch)
tree6b6b85ae2396c4b5835a9f35267ebe3d2a3fd212 /drivers/pinctrl/mvebu/pinctrl-dove.c
parentpinctrl: mvebu: identify generic controls by name (diff)
downloadlinux-2035d39da18feba072bb49067b9984454dc4c07b.tar.xz
linux-2035d39da18feba072bb49067b9984454dc4c07b.zip
pinctrl: mvebu: remove passing mvebu_mpp_ctrl to callbacks
The only valuable information a special callback can derive from mvebu_mpp_ctrl passed to it, is the pin id. Instead of passing the struct, pass the pid directly. Signed-off-by: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> Tested-by: Andrew Lunn <andrew@lunn.ch> Tested-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Diffstat (limited to 'drivers/pinctrl/mvebu/pinctrl-dove.c')
-rw-r--r--drivers/pinctrl/mvebu/pinctrl-dove.c61
1 files changed, 24 insertions, 37 deletions
diff --git a/drivers/pinctrl/mvebu/pinctrl-dove.c b/drivers/pinctrl/mvebu/pinctrl-dove.c
index 47268393af34..c7d365f9009c 100644
--- a/drivers/pinctrl/mvebu/pinctrl-dove.c
+++ b/drivers/pinctrl/mvebu/pinctrl-dove.c
@@ -55,15 +55,14 @@
#define CONFIG_PMU BIT(4)
-static int dove_pmu_mpp_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
- unsigned long *config)
+static int dove_pmu_mpp_ctrl_get(unsigned pid, unsigned long *config)
{
- unsigned off = (ctrl->pid / MPPS_PER_REG) * MPP_BITS;
- unsigned shift = (ctrl->pid % MPPS_PER_REG) * MPP_BITS;
+ unsigned off = (pid / MPPS_PER_REG) * MPP_BITS;
+ unsigned shift = (pid % MPPS_PER_REG) * MPP_BITS;
unsigned long pmu = readl(DOVE_PMU_MPP_GENERAL_CTRL);
unsigned long func;
- if (pmu & (1 << ctrl->pid)) {
+ if (pmu & (1 << pid)) {
func = readl(DOVE_PMU_SIGNAL_SELECT_0 + off);
*config = (func >> shift) & MPP_MASK;
*config |= CONFIG_PMU;
@@ -74,22 +73,21 @@ static int dove_pmu_mpp_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_pmu_mpp_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
- unsigned long config)
+static int dove_pmu_mpp_ctrl_set(unsigned pid, unsigned long config)
{
- unsigned off = (ctrl->pid / MPPS_PER_REG) * MPP_BITS;
- unsigned shift = (ctrl->pid % MPPS_PER_REG) * MPP_BITS;
+ unsigned off = (pid / MPPS_PER_REG) * MPP_BITS;
+ unsigned shift = (pid % MPPS_PER_REG) * MPP_BITS;
unsigned long pmu = readl(DOVE_PMU_MPP_GENERAL_CTRL);
unsigned long func;
if (config & CONFIG_PMU) {
- writel(pmu | (1 << ctrl->pid), DOVE_PMU_MPP_GENERAL_CTRL);
+ writel(pmu | (1 << pid), DOVE_PMU_MPP_GENERAL_CTRL);
func = readl(DOVE_PMU_SIGNAL_SELECT_0 + off);
func &= ~(MPP_MASK << shift);
func |= (config & MPP_MASK) << shift;
writel(func, DOVE_PMU_SIGNAL_SELECT_0 + off);
} else {
- writel(pmu & ~(1 << ctrl->pid), DOVE_PMU_MPP_GENERAL_CTRL);
+ writel(pmu & ~(1 << pid), DOVE_PMU_MPP_GENERAL_CTRL);
func = readl(DOVE_MPP_VIRT_BASE + off);
func &= ~(MPP_MASK << shift);
func |= (config & MPP_MASK) << shift;
@@ -98,13 +96,12 @@ static int dove_pmu_mpp_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_mpp4_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
- unsigned long *config)
+static int dove_mpp4_ctrl_get(unsigned pid, unsigned long *config)
{
unsigned long mpp4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
unsigned long mask;
- switch (ctrl->pid) {
+ switch (pid) {
case 24: /* mpp_camera */
mask = DOVE_CAM_GPIO_SEL;
break;
@@ -129,13 +126,12 @@ static int dove_mpp4_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_mpp4_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
- unsigned long config)
+static int dove_mpp4_ctrl_set(unsigned pid, unsigned long config)
{
unsigned long mpp4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
unsigned long mask;
- switch (ctrl->pid) {
+ switch (pid) {
case 24: /* mpp_camera */
mask = DOVE_CAM_GPIO_SEL;
break;
@@ -164,8 +160,7 @@ static int dove_mpp4_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_nand_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
- unsigned long *config)
+static int dove_nand_ctrl_get(unsigned pid, unsigned long *config)
{
unsigned long gmpp = readl(DOVE_MPP_GENERAL_VIRT_BASE);
@@ -174,8 +169,7 @@ static int dove_nand_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_nand_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
- unsigned long config)
+static int dove_nand_ctrl_set(unsigned pid, unsigned long config)
{
unsigned long gmpp = readl(DOVE_MPP_GENERAL_VIRT_BASE);
@@ -188,8 +182,7 @@ static int dove_nand_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_audio0_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
- unsigned long *config)
+static int dove_audio0_ctrl_get(unsigned pid, unsigned long *config)
{
unsigned long pmu = readl(DOVE_PMU_MPP_GENERAL_CTRL);
@@ -198,8 +191,7 @@ static int dove_audio0_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_audio0_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
- unsigned long config)
+static int dove_audio0_ctrl_set(unsigned pid, unsigned long config)
{
unsigned long pmu = readl(DOVE_PMU_MPP_GENERAL_CTRL);
@@ -211,8 +203,7 @@ static int dove_audio0_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_audio1_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
- unsigned long *config)
+static int dove_audio1_ctrl_get(unsigned pid, unsigned long *config)
{
unsigned long mpp4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
unsigned long sspc1 = readl(DOVE_SSP_CTRL_STATUS_1);
@@ -238,8 +229,7 @@ static int dove_audio1_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_audio1_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
- unsigned long config)
+static int dove_audio1_ctrl_set(unsigned pid, unsigned long config)
{
unsigned long mpp4 = readl(DOVE_MPP_CTRL4_VIRT_BASE);
unsigned long sspc1 = readl(DOVE_SSP_CTRL_STATUS_1);
@@ -276,11 +266,11 @@ static int dove_audio1_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
* break other functions. If you require all mpps as gpio
* enforce gpio setting by pinctrl mapping.
*/
-static int dove_audio1_ctrl_gpio_req(struct mvebu_mpp_ctrl *ctrl, u8 pid)
+static int dove_audio1_ctrl_gpio_req(unsigned pid)
{
unsigned long config;
- dove_audio1_ctrl_get(ctrl, &config);
+ dove_audio1_ctrl_get(pid, &config);
switch (config) {
case 0x02: /* i2s1 : gpio[56:57] */
@@ -303,16 +293,14 @@ static int dove_audio1_ctrl_gpio_req(struct mvebu_mpp_ctrl *ctrl, u8 pid)
}
/* mpp[52:57] has gpio pins capable of in and out */
-static int dove_audio1_ctrl_gpio_dir(struct mvebu_mpp_ctrl *ctrl, u8 pid,
- bool input)
+static int dove_audio1_ctrl_gpio_dir(unsigned pid, bool input)
{
if (pid < 52 || pid > 57)
return -ENOTSUPP;
return 0;
}
-static int dove_twsi_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
- unsigned long *config)
+static int dove_twsi_ctrl_get(unsigned pid, unsigned long *config)
{
unsigned long gcfg1 = readl(DOVE_GLOBAL_CONFIG_1);
unsigned long gcfg2 = readl(DOVE_GLOBAL_CONFIG_2);
@@ -328,8 +316,7 @@ static int dove_twsi_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
return 0;
}
-static int dove_twsi_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
- unsigned long config)
+static int dove_twsi_ctrl_set(unsigned pid, unsigned long config)
{
unsigned long gcfg1 = readl(DOVE_GLOBAL_CONFIG_1);
unsigned long gcfg2 = readl(DOVE_GLOBAL_CONFIG_2);