[PATCH] mfd:rtsx: Support RTL8411B

From: rogerable
Date: Fri Apr 19 2013 - 09:54:36 EST


From: Roger Tseng <rogerable@xxxxxxxxxxx>

Adding support of model RTL8411B. Since the model is similar to RTL8411,
differences are implemented in rtl8411.c.

Signed-off-by: Roger Tseng <rogerable@xxxxxxxxxxx>
---
drivers/mfd/rtl8411.c | 132 +++++++++++++++++++++++++++++++++++++++++++
drivers/mfd/rtsx_pcr.c | 5 ++
drivers/mfd/rtsx_pcr.h | 1 +
include/linux/mfd/rtsx_pci.h | 1 +
4 files changed, 139 insertions(+)

diff --git a/drivers/mfd/rtl8411.c b/drivers/mfd/rtl8411.c
index 2a2d316..c436bf2 100644
--- a/drivers/mfd/rtl8411.c
+++ b/drivers/mfd/rtl8411.c
@@ -35,12 +35,33 @@ static u8 rtl8411_get_ic_version(struct rtsx_pcr *pcr)
return val & 0x0F;
}

+static int rtl8411b_is_qfn48(struct rtsx_pcr *pcr)
+{
+ u8 val = 0;
+
+ rtsx_pci_read_register(pcr, RTL8411B_PACKAGE_MODE, &val);
+
+ if (val & 0x2)
+ return 1;
+ else
+ return 0;
+}
+
static int rtl8411_extra_init_hw(struct rtsx_pcr *pcr)
{
return rtsx_pci_write_register(pcr, CD_PAD_CTL,
CD_DISABLE_MASK | CD_AUTO_DISABLE, CD_ENABLE);
}

+static int rtl8411b_extra_init_hw(struct rtsx_pcr *pcr)
+{
+ if (rtl8411b_is_qfn48(pcr))
+ rtsx_pci_write_register(pcr, CARD_PULL_CTL3, 0xFF, 0xF5);
+
+ return rtsx_pci_write_register(pcr, CD_PAD_CTL,
+ CD_DISABLE_MASK | CD_AUTO_DISABLE, CD_ENABLE);
+}
+
static int rtl8411_turn_on_led(struct rtsx_pcr *pcr)
{
return rtsx_pci_write_register(pcr, CARD_GPIO, 0x01, 0x00);
@@ -214,6 +235,20 @@ static const struct pcr_ops rtl8411_pcr_ops = {
.conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
};

+static const struct pcr_ops rtl8411b_pcr_ops = {
+ .extra_init_hw = rtl8411b_extra_init_hw,
+ .optimize_phy = NULL,
+ .turn_on_led = rtl8411_turn_on_led,
+ .turn_off_led = rtl8411_turn_off_led,
+ .enable_auto_blink = rtl8411_enable_auto_blink,
+ .disable_auto_blink = rtl8411_disable_auto_blink,
+ .card_power_on = rtl8411_card_power_on,
+ .card_power_off = rtl8411_card_power_off,
+ .switch_output_voltage = rtl8411_switch_output_voltage,
+ .cd_deglitch = rtl8411_cd_deglitch,
+ .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
+};
+
/* SD Pull Control Enable:
* SD_DAT[3:0] ==> pull up
* SD_CD ==> pull up
@@ -276,6 +311,74 @@ static const u32 rtl8411_ms_pull_ctl_disable_tbl[] = {
0,
};

+static const u32 rtl8411b_qfn64_sd_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x09 | 0xD0),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn48_sd_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0xAA),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x69 | 0x90),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x08 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn64_sd_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x05 | 0xD0),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn48_sd_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x65 | 0x90),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn64_ms_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x05 | 0xD0),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn48_ms_pull_ctl_enable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x65 | 0x90),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn64_ms_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL1, 0x65),
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x05 | 0xD0),
+ RTSX_REG_PAIR(CARD_PULL_CTL4, 0x09 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL5, 0x05 | 0x50),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
+static const u32 rtl8411b_qfn48_ms_pull_ctl_disable_tbl[] = {
+ RTSX_REG_PAIR(CARD_PULL_CTL2, 0x55),
+ RTSX_REG_PAIR(CARD_PULL_CTL3, 0x65 | 0x90),
+ RTSX_REG_PAIR(CARD_PULL_CTL6, 0x04 | 0x11),
+ 0,
+};
+
void rtl8411_init_params(struct rtsx_pcr *pcr)
{
pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
@@ -288,3 +391,32 @@ void rtl8411_init_params(struct rtsx_pcr *pcr)
pcr->ms_pull_ctl_enable_tbl = rtl8411_ms_pull_ctl_enable_tbl;
pcr->ms_pull_ctl_disable_tbl = rtl8411_ms_pull_ctl_disable_tbl;
}
+
+void rtl8411b_init_params(struct rtsx_pcr *pcr)
+{
+ pcr->extra_caps = EXTRA_CAPS_SD_SDR50 | EXTRA_CAPS_SD_SDR104;
+ pcr->num_slots = 2;
+ pcr->ops = &rtl8411b_pcr_ops;
+
+ pcr->ic_version = rtl8411_get_ic_version(pcr);
+
+ if (rtl8411b_is_qfn48(pcr)) {
+ pcr->sd_pull_ctl_enable_tbl =
+ rtl8411b_qfn48_sd_pull_ctl_enable_tbl;
+ pcr->sd_pull_ctl_disable_tbl =
+ rtl8411b_qfn48_sd_pull_ctl_disable_tbl;
+ pcr->ms_pull_ctl_enable_tbl =
+ rtl8411b_qfn48_ms_pull_ctl_enable_tbl;
+ pcr->ms_pull_ctl_disable_tbl =
+ rtl8411b_qfn48_ms_pull_ctl_disable_tbl;
+ } else {
+ pcr->sd_pull_ctl_enable_tbl =
+ rtl8411b_qfn64_sd_pull_ctl_enable_tbl;
+ pcr->sd_pull_ctl_disable_tbl =
+ rtl8411b_qfn64_sd_pull_ctl_disable_tbl;
+ pcr->ms_pull_ctl_enable_tbl =
+ rtl8411b_qfn64_ms_pull_ctl_enable_tbl;
+ pcr->ms_pull_ctl_disable_tbl =
+ rtl8411b_qfn64_ms_pull_ctl_disable_tbl;
+ }
+}
diff --git a/drivers/mfd/rtsx_pcr.c b/drivers/mfd/rtsx_pcr.c
index 62b0e12..5d9202c 100644
--- a/drivers/mfd/rtsx_pcr.c
+++ b/drivers/mfd/rtsx_pcr.c
@@ -57,6 +57,7 @@ static DEFINE_PCI_DEVICE_TABLE(rtsx_pci_ids) = {
{ PCI_DEVICE(0x10EC, 0x5289), PCI_CLASS_OTHERS << 16, 0xFF0000 },
{ PCI_DEVICE(0x10EC, 0x5227), PCI_CLASS_OTHERS << 16, 0xFF0000 },
{ PCI_DEVICE(0x10EC, 0x5249), PCI_CLASS_OTHERS << 16, 0xFF0000 },
+ { PCI_DEVICE(0x10EC, 0x5287), PCI_CLASS_OTHERS << 16, 0xFF0000 },
{ 0, }
};

@@ -1038,6 +1039,10 @@ static int rtsx_pci_init_chip(struct rtsx_pcr *pcr)
case 0x5249:
rts5249_init_params(pcr);
break;
+
+ case 0x5287:
+ rtl8411b_init_params(pcr);
+ break;
}

dev_dbg(&(pcr->pci->dev), "PID: 0x%04x, IC version: 0x%02x\n",
diff --git a/drivers/mfd/rtsx_pcr.h b/drivers/mfd/rtsx_pcr.h
index 55fcfc2..c0cac7e 100644
--- a/drivers/mfd/rtsx_pcr.h
+++ b/drivers/mfd/rtsx_pcr.h
@@ -33,5 +33,6 @@ void rts5229_init_params(struct rtsx_pcr *pcr);
void rtl8411_init_params(struct rtsx_pcr *pcr);
void rts5227_init_params(struct rtsx_pcr *pcr);
void rts5249_init_params(struct rtsx_pcr *pcr);
+void rtl8411b_init_params(struct rtsx_pcr *pcr);

#endif
diff --git a/include/linux/mfd/rtsx_pci.h b/include/linux/mfd/rtsx_pci.h
index 86bc635..7a9f708 100644
--- a/include/linux/mfd/rtsx_pci.h
+++ b/include/linux/mfd/rtsx_pci.h
@@ -575,6 +575,7 @@

#define CARD_PWR_CTL 0xFD50
#define CARD_CLK_SWITCH 0xFD51
+#define RTL8411B_PACKAGE_MODE 0xFD51
#define CARD_SHARE_MODE 0xFD52
#define CARD_DRIVE_SEL 0xFD53
#define CARD_STOP 0xFD54
--
1.8.2

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