On Mon, 29 Jun 2015, micky_ching@xxxxxxxxxxxxxx wrote:
> From: Micky Ching <micky_ching@xxxxxxxxxxxxxx>
>
> rts522a(rts5227s) is derived from rts5227, and mainly same with rts5227.
> Add it to file mfd/rts5227.c to support this chip.
>
> Signed-off-by: Micky Ching <micky_ching@xxxxxxxxxxxxxx>
> ---
> drivers/mfd/Kconfig | 7 ++--
> drivers/mfd/rts5227.c | 77 ++++++++++++++++++++++++++++++++++++++++++--
> drivers/mfd/rtsx_pcr.c | 5 +++
> drivers/mfd/rtsx_pcr.h | 3 ++
> include/linux/mfd/rtsx_pci.h | 6 ++++
> 5 files changed, 93 insertions(+), 5 deletions(-)
I Acked this once already.
What's changed since then?
> diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
> index 6538159..614c146 100644
> --- a/drivers/mfd/Kconfig
> +++ b/drivers/mfd/Kconfig
> @@ -686,9 +686,10 @@ config MFD_RTSX_PCI
> select MFD_CORE
> help
> This supports for Realtek PCI-Express card reader including rts5209,
> - rts5229, rtl8411, etc. Realtek card reader supports access to many
> - types of memory cards, such as Memory Stick, Memory Stick Pro,
> - Secure Digital and MultiMediaCard.
> + rts5227, rts522A, rts5229, rts5249, rts524A, rts525A, rtl8411, etc.
> + Realtek card reader supports access to many types of memory cards,
> + such as Memory Stick, Memory Stick Pro, Secure Digital and
> + MultiMediaCard.
>
> config MFD_RT5033
> tristate "Richtek RT5033 Power Management IC"
> diff --git a/drivers/mfd/rts5227.c b/drivers/mfd/rts5227.c
> index ce012d7..cf13e66 100644
> --- a/drivers/mfd/rts5227.c
> +++ b/drivers/mfd/rts5227.c
> @@ -26,6 +26,14 @@
>
> #include "rtsx_pcr.h"
>
> +static u8 rts5227_get_ic_version(struct rtsx_pcr *pcr)
> +{
> + u8 val;
> +
> + rtsx_pci_read_register(pcr, DUMMY_REG_RESET_0, &val);
> + return val & 0x0F;
> +}
> +
> static void rts5227_fill_driving(struct rtsx_pcr *pcr, u8 voltage)
> {
> u8 driving_3v3[4][3] = {
> @@ -88,7 +96,7 @@ static void rts5227_force_power_down(struct rtsx_pcr *pcr, u8 pm_state)
> rtsx_pci_write_register(pcr, AUTOLOAD_CFG_BASE + 3, 0x01, 0);
>
> if (pm_state == HOST_ENTER_S3)
> - rtsx_pci_write_register(pcr, PM_CTRL3, 0x10, 0x10);
> + rtsx_pci_write_register(pcr, pcr->reg_pm_ctrl3, 0x10, 0x10);
>
> rtsx_pci_write_register(pcr, FPDCTL, 0x03, 0x03);
> }
> @@ -121,7 +129,7 @@ static int rts5227_extra_init_hw(struct rtsx_pcr *pcr)
> rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB8, 0xB8);
> else
> rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PETXCFG, 0xB8, 0x88);
> - rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, PM_CTRL3, 0x10, 0x00);
> + rtsx_pci_add_cmd(pcr, WRITE_REG_CMD, pcr->reg_pm_ctrl3, 0x10, 0x00);
>
> return rtsx_pci_send_cmd(pcr, 100);
> }
> @@ -298,8 +306,73 @@ void rts5227_init_params(struct rtsx_pcr *pcr)
> pcr->tx_initial_phase = SET_CLOCK_PHASE(27, 27, 15);
> pcr->rx_initial_phase = SET_CLOCK_PHASE(30, 7, 7);
>
> + pcr->ic_version = rts5227_get_ic_version(pcr);
> pcr->sd_pull_ctl_enable_tbl = rts5227_sd_pull_ctl_enable_tbl;
> pcr->sd_pull_ctl_disable_tbl = rts5227_sd_pull_ctl_disable_tbl;
> pcr->ms_pull_ctl_enable_tbl = rts5227_ms_pull_ctl_enable_tbl;
> pcr->ms_pull_ctl_disable_tbl = rts5227_ms_pull_ctl_disable_tbl;
> +
> + pcr->reg_pm_ctrl3 = PM_CTRL3;
> +}
> +
> +static int rts522a_optimize_phy(struct rtsx_pcr *pcr)
> +{
> + int err;
> +
> + err = rtsx_pci_write_register(pcr, RTS522A_PM_CTRL3, D3_DELINK_MODE_EN,
> + 0x00);
> + if (err < 0)
> + return err;
> +
> + if (is_version(pcr, 0x522A, IC_VER_A)) {
> + err = rtsx_pci_write_phy_register(pcr, PHY_RCR2,
> + PHY_RCR2_INIT_27S);
> + if (err)
> + return err;
> +
> + rtsx_pci_write_phy_register(pcr, PHY_RCR1, PHY_RCR1_INIT_27S);
> + rtsx_pci_write_phy_register(pcr, PHY_FLD0, PHY_FLD0_INIT_27S);
> + rtsx_pci_write_phy_register(pcr, PHY_FLD3, PHY_FLD3_INIT_27S);
> + rtsx_pci_write_phy_register(pcr, PHY_FLD4, PHY_FLD4_INIT_27S);
> + }
> +
> + return 0;
> +}
> +
> +static int rts522a_extra_init_hw(struct rtsx_pcr *pcr)
> +{
> + rts5227_extra_init_hw(pcr);
> +
> + rtsx_pci_write_register(pcr, FUNC_FORCE_CTL, FUNC_FORCE_UPME_XMT_DBG,
> + FUNC_FORCE_UPME_XMT_DBG);
> + rtsx_pci_write_register(pcr, PCLK_CTL, 0x04, 0x04);
> + rtsx_pci_write_register(pcr, PM_EVENT_DEBUG, PME_DEBUG_0, PME_DEBUG_0);
> + rtsx_pci_write_register(pcr, PM_CLK_FORCE_CTL, 0xFF, 0x11);
> +
> + return 0;
> +}
> +
> +/* rts522a operations mainly derived from rts5227, except phy/hw init setting.
> + */
> +static const struct pcr_ops rts522a_pcr_ops = {
> + .fetch_vendor_settings = rts5227_fetch_vendor_settings,
> + .extra_init_hw = rts522a_extra_init_hw,
> + .optimize_phy = rts522a_optimize_phy,
> + .turn_on_led = rts5227_turn_on_led,
> + .turn_off_led = rts5227_turn_off_led,
> + .enable_auto_blink = rts5227_enable_auto_blink,
> + .disable_auto_blink = rts5227_disable_auto_blink,
> + .card_power_on = rts5227_card_power_on,
> + .card_power_off = rts5227_card_power_off,
> + .switch_output_voltage = rts5227_switch_output_voltage,
> + .cd_deglitch = NULL,
> + .conv_clk_and_div_n = NULL,
> + .force_power_down = rts5227_force_power_down,
> +};
> +
> +void rts522a_init_params(struct rtsx_pcr *pcr)
> +{
> + rts5227_init_params(pcr);
> +
> + pcr->reg_pm_ctrl3 = RTS522A_PM_CTRL3;
> }
> diff --git a/drivers/mfd/rtsx_pcr.c b/drivers/mfd/rtsx_pcr.c
> index a66540a..ccd8918 100644
> --- a/drivers/mfd/rtsx_pcr.c
> +++ b/drivers/mfd/rtsx_pcr.c
> @@ -55,6 +55,7 @@ static const struct pci_device_id rtsx_pci_ids[] = {
> { PCI_DEVICE(0x10EC, 0x5229), PCI_CLASS_OTHERS << 16, 0xFF0000 },
> { PCI_DEVICE(0x10EC, 0x5289), PCI_CLASS_OTHERS << 16, 0xFF0000 },
> { PCI_DEVICE(0x10EC, 0x5227), PCI_CLASS_OTHERS << 16, 0xFF0000 },
> + { PCI_DEVICE(0x10EC, 0x522A), PCI_CLASS_OTHERS << 16, 0xFF0000 },
> { PCI_DEVICE(0x10EC, 0x5249), PCI_CLASS_OTHERS << 16, 0xFF0000 },
> { PCI_DEVICE(0x10EC, 0x5287), PCI_CLASS_OTHERS << 16, 0xFF0000 },
> { PCI_DEVICE(0x10EC, 0x5286), PCI_CLASS_OTHERS << 16, 0xFF0000 },
> @@ -1102,6 +1103,10 @@ static int rtsx_pci_init_chip(struct rtsx_pcr *pcr)
> rts5227_init_params(pcr);
> break;
>
> + case 0x522A:
> + rts522a_init_params(pcr);
> + break;
> +
> case 0x5249:
> rts5249_init_params(pcr);
> break;
> diff --git a/drivers/mfd/rtsx_pcr.h b/drivers/mfd/rtsx_pcr.h
> index ce48842..931d1ae 100644
> --- a/drivers/mfd/rtsx_pcr.h
> +++ b/drivers/mfd/rtsx_pcr.h
> @@ -27,6 +27,8 @@
> #define MIN_DIV_N_PCR 80
> #define MAX_DIV_N_PCR 208
>
> +#define RTS522A_PM_CTRL3 0xFF7E
> +
> #define RTS524A_PME_FORCE_CTL 0xFF78
> #define RTS524A_PM_CTRL3 0xFF7E
>
> @@ -38,6 +40,7 @@ void rts5229_init_params(struct rtsx_pcr *pcr);
> void rtl8411_init_params(struct rtsx_pcr *pcr);
> void rtl8402_init_params(struct rtsx_pcr *pcr);
> void rts5227_init_params(struct rtsx_pcr *pcr);
> +void rts522a_init_params(struct rtsx_pcr *pcr);
> void rts5249_init_params(struct rtsx_pcr *pcr);
> void rts524a_init_params(struct rtsx_pcr *pcr);
> void rts525a_init_params(struct rtsx_pcr *pcr);
> diff --git a/include/linux/mfd/rtsx_pci.h b/include/linux/mfd/rtsx_pci.h
> index ff843e7..7eb7cba 100644
> --- a/include/linux/mfd/rtsx_pci.h
> +++ b/include/linux/mfd/rtsx_pci.h
> @@ -589,6 +589,7 @@
> #define FORCE_ASPM_NO_ASPM 0x00
> #define PM_CLK_FORCE_CTL 0xFE58
> #define FUNC_FORCE_CTL 0xFE59
> +#define FUNC_FORCE_UPME_XMT_DBG 0x02
> #define PERST_GLITCH_WIDTH 0xFE5C
> #define CHANGE_LINK_STATE 0xFE5B
> #define RESET_LOAD_REG 0xFE5E
> @@ -712,6 +713,7 @@
> #define PHY_RCR1 0x02
> #define PHY_RCR1_ADP_TIME_4 0x0400
> #define PHY_RCR1_VCO_COARSE 0x001F
> +#define PHY_RCR1_INIT_27S 0x0A1F
> #define PHY_SSCCR2 0x02
> #define PHY_SSCCR2_PLL_NCODE 0x0A00
> #define PHY_SSCCR2_TIME0 0x001C
> @@ -724,6 +726,7 @@
> #define PHY_RCR2_FREQSEL_12 0x0040
> #define PHY_RCR2_CDR_SC_12P 0x0010
> #define PHY_RCR2_CALIB_LATE 0x0002
> +#define PHY_RCR2_INIT_27S 0xC152
> #define PHY_SSCCR3 0x03
> #define PHY_SSCCR3_STEP_IN 0x2740
> #define PHY_SSCCR3_CHECK_DELAY 0x0008
> @@ -800,12 +803,14 @@
> #define PHY_ANA1A_RXT_BIST 0x0500
> #define PHY_ANA1A_TXR_BIST 0x0040
> #define PHY_ANA1A_REV 0x0006
> +#define PHY_FLD0_INIT_27S 0x2546
> #define PHY_FLD1 0x1B
> #define PHY_FLD2 0x1C
> #define PHY_FLD3 0x1D
> #define PHY_FLD3_TIMER_4 0x0800
> #define PHY_FLD3_TIMER_6 0x0020
> #define PHY_FLD3_RXDELINK 0x0004
> +#define PHY_FLD3_INIT_27S 0x0004
> #define PHY_ANA1D 0x1D
> #define PHY_ANA1D_DEBUG_ADDR 0x0004
> #define _PHY_FLD0 0x1D
> @@ -824,6 +829,7 @@
> #define PHY_FLD4_BER_COUNT 0x00E0
> #define PHY_FLD4_BER_TIMER 0x000A
> #define PHY_FLD4_BER_CHK_EN 0x0001
> +#define PHY_FLD4_INIT_27S 0x5C7F
> #define PHY_DIG1E 0x1E
> #define PHY_DIG1E_REV 0x4000
> #define PHY_DIG1E_D0_X_D1 0x1000
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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