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authorDavid S. Miller <davem@davemloft.net>2013-01-29 15:32:13 -0500
committerDavid S. Miller <davem@davemloft.net>2013-01-29 15:32:13 -0500
commitf1e7b73acc26e8908af783bcd3a9900fd80688f5 (patch)
tree9a9382fb7f12f1889020efb4bffa3f4a88589fc5 /drivers/mfd/rtl8411.c
parent218774dc341f219bfcf940304a081b121a0e8099 (diff)
parentfc16e884a2320198b8cb7bc2fdcf6b4485e79709 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Bring in the 'net' tree so that we can get some ipv4/ipv6 bug fixes that some net-next work will build upon. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/mfd/rtl8411.c')
-rw-r--r--drivers/mfd/rtl8411.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/mfd/rtl8411.c b/drivers/mfd/rtl8411.c
index 89f046ca9e4..3d3b4addf81 100644
--- a/drivers/mfd/rtl8411.c
+++ b/drivers/mfd/rtl8411.c
@@ -112,6 +112,21 @@ 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)
+{
+ u8 mask, val;
+
+ mask = (BPP_REG_TUNED18 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_MASK;
+ if (voltage == OUTPUT_3V3)
+ val = (BPP_ASIC_3V3 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_3V3;
+ else if (voltage == OUTPUT_1V8)
+ val = (BPP_ASIC_1V8 << BPP_TUNED18_SHIFT_8411) | BPP_PAD_1V8;
+ else
+ return -EINVAL;
+
+ return rtsx_pci_write_register(pcr, LDO_CTL, mask, val);
+}
+
static unsigned int rtl8411_cd_deglitch(struct rtsx_pcr *pcr)
{
unsigned int card_exist;
@@ -163,6 +178,18 @@ static unsigned int rtl8411_cd_deglitch(struct rtsx_pcr *pcr)
return card_exist;
}
+static int rtl8411_conv_clk_and_div_n(int input, int dir)
+{
+ int output;
+
+ if (dir == CLK_TO_DIV_N)
+ output = input * 4 / 5 - 2;
+ else
+ output = (input + 2) * 5 / 4;
+
+ return output;
+}
+
static const struct pcr_ops rtl8411_pcr_ops = {
.extra_init_hw = rtl8411_extra_init_hw,
.optimize_phy = NULL,
@@ -172,7 +199,9 @@ static const struct pcr_ops rtl8411_pcr_ops = {
.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: