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authorMicky Ching <micky_ching@realsil.com.cn>2013-12-18 02:03:13 (GMT)
committerLee Jones <lee.jones@linaro.org>2014-01-21 08:28:11 (GMT)
commit56cb3cc1872923b69fdeeb00362b7da4d6cf5590 (patch)
treef7e11e156fd463c3e1061f5583b1a87470b3d945 /drivers/mfd/rtl8411.c
parent0da14eeba216932db2e4b8805ab58dae72e44a45 (diff)
downloadlinux-56cb3cc1872923b69fdeeb00362b7da4d6cf5590.tar.xz
mfd: rtsx: Add support for card reader rtl8402
rtl8402 is much like rtl8411, so just add it to rtl8411.c Signed-off-by: Micky Ching <micky_ching@realsil.com.cn> Reviewed-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/mfd/rtl8411.c')
-rw-r--r--drivers/mfd/rtl8411.c44
1 files changed, 40 insertions, 4 deletions
diff --git a/drivers/mfd/rtl8411.c b/drivers/mfd/rtl8411.c
index 327c889..ada38ad 100644
--- a/drivers/mfd/rtl8411.c
+++ b/drivers/mfd/rtl8411.c
@@ -191,24 +191,25 @@ static int rtl8411_card_power_off(struct rtsx_pcr *pcr, int card)
BPP_LDO_POWB, BPP_LDO_SUSPEND);
}
-static int rtl8411_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+static int rtl8411_do_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage,
+ int bpp_tuned18_shift, int bpp_asic_1v8)
{
u8 mask, val;
int err;
- mask = (BPP_REG_TUNED18 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_MASK;
+ mask = (BPP_REG_TUNED18 << bpp_tuned18_shift) | BPP_PAD_MASK;
if (voltage == OUTPUT_3V3) {
err = rtsx_pci_write_register(pcr,
SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_3v3);
if (err < 0)
return err;
- val = (BPP_ASIC_3V3 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_3V3;
+ val = (BPP_ASIC_3V3 << bpp_tuned18_shift) | BPP_PAD_3V3;
} else if (voltage == OUTPUT_1V8) {
err = rtsx_pci_write_register(pcr,
SD30_DRIVE_SEL, 0x07, pcr->sd30_drive_sel_1v8);
if (err < 0)
return err;
- val = (BPP_ASIC_1V8 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_1V8;
+ val = (bpp_asic_1v8 << bpp_tuned18_shift) | BPP_PAD_1V8;
} else {
return -EINVAL;
}
@@ -216,6 +217,18 @@ static int rtl8411_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
return rtsx_pci_write_register(pcr, LDO_CTL, mask, val);
}
+static int rtl8411_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ return rtl8411_do_switch_output_voltage(pcr, voltage,
+ BPP_TUNED18_SHIFT_8411, BPP_ASIC_1V8);
+}
+
+static int rtl8402_switch_output_voltage(struct rtsx_pcr *pcr, u8 voltage)
+{
+ return rtl8411_do_switch_output_voltage(pcr, voltage,
+ BPP_TUNED18_SHIFT_8402, BPP_ASIC_2V0);
+}
+
static unsigned int rtl8411_cd_deglitch(struct rtsx_pcr *pcr)
{
unsigned int card_exist;
@@ -295,6 +308,22 @@ static const struct pcr_ops rtl8411_pcr_ops = {
.force_power_down = rtl8411_force_power_down,
};
+static const struct pcr_ops rtl8402_pcr_ops = {
+ .fetch_vendor_settings = rtl8411_fetch_vendor_settings,
+ .extra_init_hw = rtl8411_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 = rtl8402_switch_output_voltage,
+ .cd_deglitch = rtl8411_cd_deglitch,
+ .conv_clk_and_div_n = rtl8411_conv_clk_and_div_n,
+ .force_power_down = rtl8411_force_power_down,
+};
+
static const struct pcr_ops rtl8411b_pcr_ops = {
.fetch_vendor_settings = rtl8411b_fetch_vendor_settings,
.extra_init_hw = rtl8411b_extra_init_hw,
@@ -471,3 +500,10 @@ void rtl8411b_init_params(struct rtsx_pcr *pcr)
else
set_pull_ctrl_tables(pcr, rtl8411b_qfn64);
}
+
+void rtl8402_init_params(struct rtsx_pcr *pcr)
+{
+ rtl8411_init_common_params(pcr);
+ pcr->ops = &rtl8402_pcr_ops;
+ set_pull_ctrl_tables(pcr, rtl8411);
+}