[PATCH v2 16/23] i2c: sun6i_p2wi: Only do non-DM pin setup for non-DM I2C

Samuel Holland
2022-03-18T03:57:34Z

When the DM_I2C driver is loaded, the pin setup is done automatically
from the device tree by the pinctrl driver.

Signed-off-by: Samuel Holland <samuel@sholland.org>
---

(no changes since v1)

drivers/i2c/sun6i_p2wi.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/i2c/sun6i_p2wi.c b/drivers/i2c/sun6i_p2wi.c
index c9e1b3fcd5..73b808b09b 100644
--- a/drivers/i2c/sun6i_p2wi.c
+++ b/drivers/i2c/sun6i_p2wi.c
@@ -102,12 +102,6 @@ static int sun6i_p2wi_change_to_p2wi_mode(struct sunxi_p2wi_reg *base,

static void sun6i_p2wi_init(struct sunxi_p2wi_reg *base)
{
- /* Enable p2wi and PIO clk, and de-assert their resets */
- prcm_apb0_enable(PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_P2WI);
-
- sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN6I_GPL0_R_P2WI_SCK);
- sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN6I_GPL1_R_P2WI_SDA);
-
/* Reset p2wi controller and set clock to CLKIN(12)/8 = 1.5 MHz */
writel(P2WI_CTRL_RESET, &base->ctrl);
sdelay(0x100);
@@ -142,6 +136,12 @@ void p2wi_init(void)
{
struct sunxi_p2wi_reg *base = (struct sunxi_p2wi_reg *)SUN6I_P2WI_BASE;

+ /* Enable p2wi and PIO clk, and de-assert their resets */
+ prcm_apb0_enable(PRCM_APB0_GATE_PIO | PRCM_APB0_GATE_P2WI);
+
+ sunxi_gpio_set_cfgpin(SUNXI_GPL(0), SUN6I_GPL0_R_P2WI_SCK);
+ sunxi_gpio_set_cfgpin(SUNXI_GPL(1), SUN6I_GPL1_R_P2WI_SDA);
+
sun6i_p2wi_init(base);
}
#endif
--
2.33.1