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authorWei Chen <Wei.Chen@csr.com>2015-11-30 06:05:55 +0000
committerLinus Walleij <linus.walleij@linaro.org>2015-12-10 16:22:11 +0100
commitd166629cdf73a60f5fe8646bfe96dfd39c5ba660 (patch)
treedad912da4b2afe447d17a3fd2b4dc3b07845873d /drivers/pinctrl/sirf
parent6d985333a1e05ba6b8cdd6f6f4e08992a06e9bc0 (diff)
pinctrl: atlas7: adjust pin groups of atlas7 nanddisk
Remove write-protect and chip-selector pins from nand pin group. And then create two separate pin groups for these two pin. So the nand driver can choose correct pin groups as board desgin: For example: 1. nand without wp&cs: nand@17050000 { pinctrl-0 = <&nd_df_basic_pmx>; }; 2. nand with wp nand@17050000 { pinctrl-0 = <&nd_df_basic_pmx &nd_df_wp_pmx>; }; 3. nand with cs: nand@17050000 { pinctrl-0 = <&nd_df_basic_pmx &nd_df_cs_pmx>; }; 4. nand with wp&cs: nand@17050000 { pinctrl-0 = <&nd_df_basic_pmx &nd_df_wp_pmx &nd_df_cs_pmx>; }; Signed-off-by: Wei Chen <Wei.Chen@csr.com> Signed-off-by: Barry Song <Baohua.Song@csr.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'drivers/pinctrl/sirf')
-rw-r--r--drivers/pinctrl/sirf/pinctrl-atlas7.c88
1 files changed, 27 insertions, 61 deletions
diff --git a/drivers/pinctrl/sirf/pinctrl-atlas7.c b/drivers/pinctrl/sirf/pinctrl-atlas7.c
index 47c63c5ba4e0..f73eff5b16dd 100644
--- a/drivers/pinctrl/sirf/pinctrl-atlas7.c
+++ b/drivers/pinctrl/sirf/pinctrl-atlas7.c
@@ -889,12 +889,10 @@ static const unsigned int lr_lcdrom_pins[] = { 73, 54, 57, 58, 59, 60, 61,
62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 56, 53, 55, };
static const unsigned int lvds_analog_pins[] = { 149, 150, 151, 152, 153, 154,
155, 156, 157, 158, };
-static const unsigned int nd_df_pins[] = { 44, 43, 42, 41, 40, 39, 38, 37,
- 47, 46, 52, 51, 45, 49, 50, 48, 124, };
-static const unsigned int nd_df_nowp_pins[] = { 44, 43, 42, 41, 40, 39, 38,
- 37, 47, 46, 52, 51, 45, 49, 50, 48, };
-static const unsigned int nd_df_nocs_pins[] = { 44, 43, 42, 41, 40, 39, 38,
- 37, 47, 46, 52, 45, 49, 50, 48, 124, };
+static const unsigned int nd_df_basic_pins[] = { 44, 43, 42, 41, 40, 39, 38,
+ 37, 47, 46, 52, 45, 49, 50, 48, };
+static const unsigned int nd_df_wp_pins[] = { 124, };
+static const unsigned int nd_df_cs_pins[] = { 51, };
static const unsigned int ps_pins[] = { 120, 119, 121, };
static const unsigned int pwc_core_on_pins[] = { 8, };
static const unsigned int pwc_ext_on_pins[] = { 6, };
@@ -1148,9 +1146,9 @@ struct atlas7_pin_group altas7_pin_groups[] = {
GROUP("ld_ldd_lck_grp", ld_ldd_lck_pins),
GROUP("lr_lcdrom_grp", lr_lcdrom_pins),
GROUP("lvds_analog_grp", lvds_analog_pins),
- GROUP("nd_df_grp", nd_df_pins),
- GROUP("nd_df_nowp_grp", nd_df_nowp_pins),
- GROUP("nd_df_nocs_grp", nd_df_nocs_pins),
+ GROUP("nd_df_basic_grp", nd_df_basic_pins),
+ GROUP("nd_df_wp_grp", nd_df_wp_pins),
+ GROUP("nd_df_cs_grp", nd_df_cs_pins),
GROUP("ps_grp", ps_pins),
GROUP("pwc_core_on_grp", pwc_core_on_pins),
GROUP("pwc_ext_on_grp", pwc_ext_on_pins),
@@ -1428,9 +1426,9 @@ static const char * const ld_ldd_fck_grp[] = { "ld_ldd_fck_grp", };
static const char * const ld_ldd_lck_grp[] = { "ld_ldd_lck_grp", };
static const char * const lr_lcdrom_grp[] = { "lr_lcdrom_grp", };
static const char * const lvds_analog_grp[] = { "lvds_analog_grp", };
-static const char * const nd_df_grp[] = { "nd_df_grp", };
-static const char * const nd_df_nowp_grp[] = { "nd_df_nowp_grp", };
-static const char * const nd_df_nocs_grp[] = { "nd_df_nocs_grp", };
+static const char * const nd_df_basic_grp[] = { "nd_df_basic_grp", };
+static const char * const nd_df_wp_grp[] = { "nd_df_wp_grp", };
+static const char * const nd_df_cs_grp[] = { "nd_df_cs_grp", };
static const char * const ps_grp[] = { "ps_grp", };
static const char * const pwc_core_on_grp[] = { "pwc_core_on_grp", };
static const char * const pwc_ext_on_grp[] = { "pwc_ext_on_grp", };
@@ -3182,7 +3180,7 @@ static struct atlas7_grp_mux lvds_analog_grp_mux = {
.pad_mux_list = lvds_analog_grp_pad_mux,
};
-static struct atlas7_pad_mux nd_df_grp_pad_mux[] = {
+static struct atlas7_pad_mux nd_df_basic_grp_pad_mux[] = {
MUX(1, 44, 1, N, N, N, N),
MUX(1, 43, 1, N, N, N, N),
MUX(1, 42, 1, N, N, N, N),
@@ -3194,65 +3192,33 @@ static struct atlas7_pad_mux nd_df_grp_pad_mux[] = {
MUX(1, 47, 1, N, N, N, N),
MUX(1, 46, 1, N, N, N, N),
MUX(1, 52, 1, N, N, N, N),
- MUX(1, 51, 1, N, N, N, N),
MUX(1, 45, 1, N, N, N, N),
MUX(1, 49, 1, N, N, N, N),
MUX(1, 50, 1, N, N, N, N),
MUX(1, 48, 1, N, N, N, N),
- MUX(1, 124, 4, N, N, N, N),
};
-static struct atlas7_grp_mux nd_df_grp_mux = {
- .pad_mux_count = ARRAY_SIZE(nd_df_grp_pad_mux),
- .pad_mux_list = nd_df_grp_pad_mux,
+static struct atlas7_grp_mux nd_df_basic_grp_mux = {
+ .pad_mux_count = ARRAY_SIZE(nd_df_basic_grp_pad_mux),
+ .pad_mux_list = nd_df_basic_grp_pad_mux,
};
-static struct atlas7_pad_mux nd_df_nowp_grp_pad_mux[] = {
- MUX(1, 44, 1, N, N, N, N),
- MUX(1, 43, 1, N, N, N, N),
- MUX(1, 42, 1, N, N, N, N),
- MUX(1, 41, 1, N, N, N, N),
- MUX(1, 40, 1, N, N, N, N),
- MUX(1, 39, 1, N, N, N, N),
- MUX(1, 38, 1, N, N, N, N),
- MUX(1, 37, 1, N, N, N, N),
- MUX(1, 47, 1, N, N, N, N),
- MUX(1, 46, 1, N, N, N, N),
- MUX(1, 52, 1, N, N, N, N),
- MUX(1, 51, 1, N, N, N, N),
- MUX(1, 45, 1, N, N, N, N),
- MUX(1, 49, 1, N, N, N, N),
- MUX(1, 50, 1, N, N, N, N),
- MUX(1, 48, 1, N, N, N, N),
+static struct atlas7_pad_mux nd_df_wp_grp_pad_mux[] = {
+ MUX(1, 124, 4, N, N, N, N),
};
-static struct atlas7_grp_mux nd_df_nowp_grp_mux = {
- .pad_mux_count = ARRAY_SIZE(nd_df_nowp_grp_pad_mux),
- .pad_mux_list = nd_df_nowp_grp_pad_mux,
+static struct atlas7_grp_mux nd_df_wp_grp_mux = {
+ .pad_mux_count = ARRAY_SIZE(nd_df_wp_grp_pad_mux),
+ .pad_mux_list = nd_df_wp_grp_pad_mux,
};
-static struct atlas7_pad_mux nd_df_nocs_grp_pad_mux[] = {
- MUX(1, 44, 1, N, N, N, N),
- MUX(1, 43, 1, N, N, N, N),
- MUX(1, 42, 1, N, N, N, N),
- MUX(1, 41, 1, N, N, N, N),
- MUX(1, 40, 1, N, N, N, N),
- MUX(1, 39, 1, N, N, N, N),
- MUX(1, 38, 1, N, N, N, N),
- MUX(1, 37, 1, N, N, N, N),
- MUX(1, 47, 1, N, N, N, N),
- MUX(1, 46, 1, N, N, N, N),
- MUX(1, 52, 1, N, N, N, N),
- MUX(1, 45, 1, N, N, N, N),
- MUX(1, 49, 1, N, N, N, N),
- MUX(1, 50, 1, N, N, N, N),
- MUX(1, 48, 1, N, N, N, N),
- MUX(1, 124, 4, N, N, N, N),
+static struct atlas7_pad_mux nd_df_cs_grp_pad_mux[] = {
+ MUX(1, 51, 1, N, N, N, N),
};
-static struct atlas7_grp_mux nd_df_nocs_grp_mux = {
- .pad_mux_count = ARRAY_SIZE(nd_df_nocs_grp_pad_mux),
- .pad_mux_list = nd_df_nocs_grp_pad_mux,
+static struct atlas7_grp_mux nd_df_cs_grp_mux = {
+ .pad_mux_count = ARRAY_SIZE(nd_df_cs_grp_pad_mux),
+ .pad_mux_list = nd_df_cs_grp_pad_mux,
};
static struct atlas7_pad_mux ps_grp_pad_mux[] = {
@@ -4630,9 +4596,9 @@ static struct atlas7_pmx_func atlas7_pmx_functions[] = {
FUNCTION("ld_ldd_lck", ld_ldd_lck_grp, &ld_ldd_lck_grp_mux),
FUNCTION("lr_lcdrom", lr_lcdrom_grp, &lr_lcdrom_grp_mux),
FUNCTION("lvds_analog", lvds_analog_grp, &lvds_analog_grp_mux),
- FUNCTION("nd_df", nd_df_grp, &nd_df_grp_mux),
- FUNCTION("nd_df_nowp", nd_df_nowp_grp, &nd_df_nowp_grp_mux),
- FUNCTION("nd_df_nocs", nd_df_nocs_grp, &nd_df_nocs_grp_mux),
+ FUNCTION("nd_df_basic", nd_df_basic_grp, &nd_df_basic_grp_mux),
+ FUNCTION("nd_df_wp", nd_df_wp_grp, &nd_df_wp_grp_mux),
+ FUNCTION("nd_df_cs", nd_df_cs_grp, &nd_df_cs_grp_mux),
FUNCTION("ps", ps_grp, &ps_grp_mux),
FUNCTION("pwc_core_on", pwc_core_on_grp, &pwc_core_on_grp_mux),
FUNCTION("pwc_ext_on", pwc_ext_on_grp, &pwc_ext_on_grp_mux),