[PATCH 1/1] pinctrl: meson: meson8b: fix the NAND DQS pins
Kevin Hilman
khilman at baylibre.com
Tue Mar 28 08:09:18 PDT 2017
Martin Blumenstingl <martin.blumenstingl at googlemail.com> writes:
> The nand_groups table uses different names for the NAND DQS pins than
> the GROUP() definition in meson8b_cbus_groups (nand_dqs_0 vs nand_dqs0).
> This prevents using the NAND DQS pins in the devicetree.
>
> I decided to rename both pins to nand_dqs_15 and nand_dqs_18 as both seem
> to serve the same function, just exposed on different pins (unlike the
> ethernet TX pins for example, where there's eth_txd0..3 - all of these
> can be active at the same time as they are different data lines).
>
> Fixes: 0fefcb6876d0 ("pinctrl: Add support for Meson8b")
> Signed-off-by: Martin Blumenstingl <martin.blumenstingl at googlemail.com>
IMO, the fix should be a separate from the rename, since one is a fix
for a real issue and the other is cosmetic.
Kevin
> ---
> drivers/pinctrl/meson/pinctrl-meson8b.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/pinctrl/meson/pinctrl-meson8b.c b/drivers/pinctrl/meson/pinctrl-meson8b.c
> index 76f077f18193..bf747eb1f3f4 100644
> --- a/drivers/pinctrl/meson/pinctrl-meson8b.c
> +++ b/drivers/pinctrl/meson/pinctrl-meson8b.c
> @@ -267,8 +267,8 @@ static const unsigned int nand_ale_pins[] = { PIN(BOOT_11, 0) };
> static const unsigned int nand_cle_pins[] = { PIN(BOOT_12, 0) };
> static const unsigned int nand_wen_clk_pins[] = { PIN(BOOT_13, 0) };
> static const unsigned int nand_ren_clk_pins[] = { PIN(BOOT_14, 0) };
> -static const unsigned int nand_dqs_0_pins[] = { PIN(BOOT_15, 0) };
> -static const unsigned int nand_dqs_1_pins[] = { PIN(BOOT_18, 0) };
> +static const unsigned int nand_dqs_15_pins[] = { PIN(BOOT_15, 0) };
> +static const unsigned int nand_dqs_18_pins[] = { PIN(BOOT_18, 0) };
>
> static const unsigned int sdxc_d0_c_pins[] = { PIN(BOOT_0, 0)};
> static const unsigned int sdxc_d13_c_pins[] = { PIN(BOOT_1, 0), PIN(BOOT_2, 0),
> @@ -527,8 +527,8 @@ static struct meson_pmx_group meson8b_cbus_groups[] = {
> GROUP(nand_cle, 2, 20),
> GROUP(nand_wen_clk, 2, 19),
> GROUP(nand_ren_clk, 2, 18),
> - GROUP(nand_dqs_0, 2, 27),
> - GROUP(nand_dqs_1, 2, 28),
> + GROUP(nand_dqs_15, 2, 27),
> + GROUP(nand_dqs_18, 2, 28),
> GROUP(sdxc_d0_c, 4, 30),
> GROUP(sdxc_d13_c, 4, 29),
> GROUP(sdxc_d47_c, 4, 28),
> @@ -739,8 +739,8 @@ static const char * const sdxc_c_groups[] = {
> static const char * const nand_groups[] = {
> "nand_io", "nand_io_ce0", "nand_io_ce1",
> "nand_io_rb0", "nand_ale", "nand_cle",
> - "nand_wen_clk", "nand_ren_clk", "nand_dqs0",
> - "nand_dqs1"
> + "nand_wen_clk", "nand_ren_clk", "nand_dqs_15",
> + "nand_dqs_18"
> };
>
> static const char * const nor_groups[] = {
More information about the linux-arm-kernel
mailing list