Now that we have ioremapped pmu_mpp registers, get rid of hardcoded
physical addresses. While at it, also remove DOVE_ prefix from those
macros. Also use common defines for MPP shift and masks and reuse
generic get/set callbacks from pmu specific get/set.
Signed-off-by: Sebastian Hesselbarth <sebastian.hesselba...@gmail.com>
---
Cc: Jason Cooper <ja...@lakedaemon.net>
Cc: Andrew Lunn <and...@lunn.ch>
Cc: Gregory Clement <gregory.clem...@free-electrons.com>
Cc: Thomas Petazzoni <thomas.petazz...@free-electrons.com>
Cc: Linus Walleij <linus.wall...@linaro.org>
Cc: linux-arm-ker...@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
---
drivers/pinctrl/mvebu/pinctrl-dove.c | 59 +++++++++++++++++-------------------
1 file changed, 28 insertions(+), 31 deletions(-)
diff --git a/drivers/pinctrl/mvebu/pinctrl-dove.c
b/drivers/pinctrl/mvebu/pinctrl-dove.c
index 1487bd270401..9126cedec1bc 100644
--- a/drivers/pinctrl/mvebu/pinctrl-dove.c
+++ b/drivers/pinctrl/mvebu/pinctrl-dove.c
@@ -31,8 +31,6 @@
#define GC_REGS_OFFS 0xe802c
#define DOVE_SB_REGS_VIRT_BASE IOMEM(0xfde00000)
-#define DOVE_PMU_SIGNAL_SELECT_0 (DOVE_SB_REGS_VIRT_BASE + 0xd802C)
-#define DOVE_PMU_SIGNAL_SELECT_1 (DOVE_SB_REGS_VIRT_BASE + 0xd8030)
#define DOVE_GLOBAL_CONFIG_1 (DOVE_SB_REGS_VIRT_BASE + 0xe802C)
#define DOVE_GLOBAL_CONFIG_1 (DOVE_SB_REGS_VIRT_BASE + 0xe802C)
#define DOVE_TWSI_ENABLE_OPTION1 BIT(7)
@@ -60,9 +58,9 @@
#define SD1_GPIO_SEL BIT(1)
#define SD0_GPIO_SEL BIT(0)
-#define MPPS_PER_REG 8
-#define MPP_BITS 4
-#define MPP_MASK 0xf
+/* PMU Signal Select registers */
+#define PMU_SIGNAL_SELECT_0 0x00
+#define PMU_SIGNAL_SELECT_1 0x04
#define CONFIG_PMU BIT(4)
@@ -98,46 +96,45 @@ static int dove_mpp_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
static int dove_pmu_mpp_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
unsigned long *config)
{
- unsigned off = (ctrl->pid / MPPS_PER_REG) * MPP_BITS;
- unsigned shift = (ctrl->pid % MPPS_PER_REG) * MPP_BITS;
+ unsigned off = (ctrl->pid / MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
+ unsigned shift = (ctrl->pid % MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
unsigned long pmu = readl(mpp_base + PMU_MPP_GENERAL_CTRL);
- unsigned long func;
if (pmu & (1 << ctrl->pid)) {
- func = readl(DOVE_PMU_SIGNAL_SELECT_0 + off);
- *config = (func >> shift) & MPP_MASK;
+ unsigned long func =
+ readl(pmu_base + PMU_SIGNAL_SELECT_0 + off);
+ *config = (func >> shift) & MVEBU_MPP_MASK;
*config |= CONFIG_PMU;
- } else {
- func = readl(mpp_base + off);
- *config = (func >> shift) & MPP_MASK;
+
+ return 0;
}
- return 0;
+
+ return dove_mpp_ctrl_get(ctrl, config);
}
static int dove_pmu_mpp_ctrl_set(struct mvebu_mpp_ctrl *ctrl,
unsigned long config)
{
- unsigned off = (ctrl->pid / MPPS_PER_REG) * MPP_BITS;
- unsigned shift = (ctrl->pid % MPPS_PER_REG) * MPP_BITS;
+ unsigned off = (ctrl->pid / MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
+ unsigned shift = (ctrl->pid % MVEBU_MPPS_PER_REG) * MVEBU_MPP_BITS;
unsigned long pmu = readl(mpp_base + PMU_MPP_GENERAL_CTRL);
- unsigned long func;
+
+ if (config & CONFIG_PMU)
+ pmu |= (1 << ctrl->pid);
+ else
+ pmu &= ~(1 << ctrl->pid);
if (config & CONFIG_PMU) {
- writel(pmu | (1 << ctrl->pid),
- mpp_base + 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),
- mpp_base + PMU_MPP_GENERAL_CTRL);
- func = readl(mpp_base + off);
- func &= ~(MPP_MASK << shift);
- func |= (config & MPP_MASK) << shift;
- writel(func, mpp_base + off);
+ unsigned long func =
+ readl(pmu_base + PMU_SIGNAL_SELECT_0 + off);
+ func &= ~(MVEBU_MPP_MASK << shift);
+ func |= (config & MVEBU_MPP_MASK) << shift;
+ writel(func, pmu_base + PMU_SIGNAL_SELECT_0 + off);
+
+ return 0;
}
- return 0;
+
+ return dove_mpp_ctrl_set(ctrl, config);
}
static int dove_mpp4_ctrl_get(struct mvebu_mpp_ctrl *ctrl,
--
1.8.5.2
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
