summaryrefslogtreecommitdiff
path: root/drivers/pinctrl/mvebu/pinctrl-dove.c
diff options
context:
space:
mode:
authorRussell King <rmk+kernel@armlinux.org.uk>2017-01-13 14:03:30 +0300
committerLinus Walleij <linus.walleij@linaro.org>2017-01-18 11:56:35 +0300
commitad9ec4ecee6889321ae1752ce8793524a8cdfa7a (patch)
tree3db527cd0ad1da68a344ee2404c9715f48f3e25a /drivers/pinctrl/mvebu/pinctrl-dove.c
parent44aa9d0604f578cdd839d2f5295a9d920fb54999 (diff)
downloadlinux-ad9ec4ecee6889321ae1752ce8793524a8cdfa7a.tar.xz
pinctrl: mvebu: switch drivers to generic simple mmio
Move the mvebu pinctrl drivers over to the generic simple mmio implementation, saving a substantial number of lines of code in the process. Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/mvebu/pinctrl-dove.c')
-rw-r--r--drivers/pinctrl/mvebu/pinctrl-dove.c52
1 files changed, 26 insertions, 26 deletions
diff --git a/drivers/pinctrl/mvebu/pinctrl-dove.c b/drivers/pinctrl/mvebu/pinctrl-dove.c
index fb0b42c24405..89ae93c49f2f 100644
--- a/drivers/pinctrl/mvebu/pinctrl-dove.c
+++ b/drivers/pinctrl/mvebu/pinctrl-dove.c
@@ -61,33 +61,20 @@
#define CONFIG_PMU BIT(4)
-static void __iomem *mpp_base;
static void __iomem *mpp4_base;
static void __iomem *pmu_base;
static struct regmap *gconfmap;
-static int dove_mpp_ctrl_get(struct mvebu_mpp_ctrl_data *data, unsigned pid,
- unsigned long *config)
-{
- return default_mpp_ctrl_get(mpp_base, pid, config);
-}
-
-static int dove_mpp_ctrl_set(struct mvebu_mpp_ctrl_data *data, unsigned pid,
- unsigned long config)
-{
- return default_mpp_ctrl_set(mpp_base, pid, config);
-}
-
static int dove_pmu_mpp_ctrl_get(struct mvebu_mpp_ctrl_data *data,
unsigned pid, unsigned long *config)
{
unsigned off = (pid / MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
unsigned shift = (pid % MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
- unsigned long pmu = readl(mpp_base + PMU_MPP_GENERAL_CTRL);
+ unsigned long pmu = readl(data->base + PMU_MPP_GENERAL_CTRL);
unsigned long func;
if ((pmu & BIT(pid)) == 0)
- return default_mpp_ctrl_get(mpp_base, pid, config);
+ return mvebu_mmio_mpp_ctrl_get(data, pid, config);
func = readl(pmu_base + PMU_SIGNAL_SELECT_0 + off);
*config = (func >> shift) & MVEBU_MPP_MASK;
@@ -101,15 +88,15 @@ static int dove_pmu_mpp_ctrl_set(struct mvebu_mpp_ctrl_data *data,
{
unsigned off = (pid / MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
unsigned shift = (pid % MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
- unsigned long pmu = readl(mpp_base + PMU_MPP_GENERAL_CTRL);
+ unsigned long pmu = readl(data->base + PMU_MPP_GENERAL_CTRL);
unsigned long func;
if ((config & CONFIG_PMU) == 0) {
- writel(pmu & ~BIT(pid), mpp_base + PMU_MPP_GENERAL_CTRL);
- return default_mpp_ctrl_set(mpp_base, pid, config);
+ writel(pmu & ~BIT(pid), data->base + PMU_MPP_GENERAL_CTRL);
+ return mvebu_mmio_mpp_ctrl_set(data, pid, config);
}
- writel(pmu | BIT(pid), mpp_base + PMU_MPP_GENERAL_CTRL);
+ writel(pmu | BIT(pid), data->base + PMU_MPP_GENERAL_CTRL);
func = readl(pmu_base + PMU_SIGNAL_SELECT_0 + off);
func &= ~(MVEBU_MPP_MASK << shift);
func |= (config & MVEBU_MPP_MASK) << shift;
@@ -207,7 +194,7 @@ static int dove_nand_ctrl_set(struct mvebu_mpp_ctrl_data *data, unsigned pid,
static int dove_audio0_ctrl_get(struct mvebu_mpp_ctrl_data *data, unsigned pid,
unsigned long *config)
{
- unsigned long pmu = readl(mpp_base + PMU_MPP_GENERAL_CTRL);
+ unsigned long pmu = readl(data->base + PMU_MPP_GENERAL_CTRL);
*config = ((pmu & AU0_AC97_SEL) != 0);
@@ -217,12 +204,12 @@ static int dove_audio0_ctrl_get(struct mvebu_mpp_ctrl_data *data, unsigned pid,
static int dove_audio0_ctrl_set(struct mvebu_mpp_ctrl_data *data, unsigned pid,
unsigned long config)
{
- unsigned long pmu = readl(mpp_base + PMU_MPP_GENERAL_CTRL);
+ unsigned long pmu = readl(data->base + PMU_MPP_GENERAL_CTRL);
pmu &= ~AU0_AC97_SEL;
if (config)
pmu |= AU0_AC97_SEL;
- writel(pmu, mpp_base + PMU_MPP_GENERAL_CTRL);
+ writel(pmu, data->base + PMU_MPP_GENERAL_CTRL);
return 0;
}
@@ -372,7 +359,7 @@ static int dove_twsi_ctrl_set(struct mvebu_mpp_ctrl_data *data, unsigned pid,
static const struct mvebu_mpp_ctrl dove_mpp_controls[] = {
MPP_FUNC_CTRL(0, 15, NULL, dove_pmu_mpp_ctrl),
- MPP_FUNC_CTRL(16, 23, NULL, dove_mpp_ctrl),
+ MPP_FUNC_CTRL(16, 23, NULL, mvebu_mmio_mpp_ctrl),
MPP_FUNC_CTRL(24, 39, "mpp_camera", dove_mpp4_ctrl),
MPP_FUNC_CTRL(40, 45, "mpp_sdio0", dove_mpp4_ctrl),
MPP_FUNC_CTRL(46, 51, "mpp_sdio1", dove_mpp4_ctrl),
@@ -785,6 +772,10 @@ static int dove_pinctrl_probe(struct platform_device *pdev)
struct resource fb_res;
const struct of_device_id *match =
of_match_device(dove_pinctrl_of_match, &pdev->dev);
+ struct mvebu_mpp_ctrl_data *mpp_data;
+ void __iomem *base;
+ int i;
+
pdev->dev.platform_data = (void *)match->data;
/*
@@ -799,9 +790,18 @@ static int dove_pinctrl_probe(struct platform_device *pdev)
clk_prepare_enable(clk);
mpp_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- mpp_base = devm_ioremap_resource(&pdev->dev, mpp_res);
- if (IS_ERR(mpp_base))
- return PTR_ERR(mpp_base);
+ base = devm_ioremap_resource(&pdev->dev, mpp_res);
+ if (IS_ERR(base))
+ return PTR_ERR(base);
+
+ mpp_data = devm_kcalloc(&pdev->dev, dove_pinctrl_info.ncontrols,
+ sizeof(*mpp_data), GFP_KERNEL);
+ if (!mpp_data)
+ return -ENOMEM;
+
+ dove_pinctrl_info.control_data = mpp_data;
+ for (i = 0; i < ARRAY_SIZE(dove_mpp_controls); i++)
+ mpp_data[i].base = base;
/* prepare fallback resource */
memcpy(&fb_res, mpp_res, sizeof(struct resource));