Subject: [PATCH V5 2/2] ARM: dts: Add HS400 support for exynos5420 and exynos5800

From: [email-masked] (Kukjin Kim)
Date: Tue, 17 Mar 2015 11:12:42 +0900

Alim Akhtar wrote:
> Ping?
Alim,

Can you please re-send it based on latest my tree?
It would be helpful for me ;)

Thanks,
Kukjin

> On Wed, Feb 25, 2015 at 12:05 PM, Jaehoon Chung <[email-masked]> wrote:
> > Hi, Alim.
> >
> > Acked-by: Jaehoon Chung <[email-masked]>
> >
> > Best Regards,
> > Jaehoon Chung
> >
> > On 01/29/2015 11:41 AM, Alim Akhtar wrote:
> >> From: Seungwon Jeon <[email-masked]>
> >>
> >> HS400 timing values are added for SMDK5420, exynos5420-peach-pit
> >> and exynos5800-peach-pi boards.
> >> This also adds RCLK GPIO line, this gpio should be in pull-down
> >> state.
> >> This also enables HS400 on peach-pi and this updates the clock frequency
> >> to 800MHz to be set as input clock to controller.
> >>
> >> Signed-off-by: Seungwon Jeon <[email-masked]>
> >> Signed-off-by: Alim Akhtar <[email-masked]>
> >> [Alim: addressed review comments]
> >> ---
> >>  arch/arm/boot/dts/exynos5420-peach-pit.dts |    4 +++-
> >>  arch/arm/boot/dts/exynos5420-pinctrl.dtsi  |    7 +++++++
> >>  arch/arm/boot/dts/exynos5420-smdk5420.dts  |    4 +++-
> >>  arch/arm/boot/dts/exynos5800-peach-pi.dts  |    7 +++++--
> >>  4 files changed, 18 insertions(+), 4 deletions(-)
> >>
> >> diff --git a/arch/arm/boot/dts/exynos5420-peach-pit.dts b/arch/arm/boot/dts/exynos5420-peach-
> pit.dts
> >> index 9a050e1..f7a44a4 100644
> >> --- a/arch/arm/boot/dts/exynos5420-peach-pit.dts
> >> +++ b/arch/arm/boot/dts/exynos5420-peach-pit.dts
> >> @@ -569,8 +569,10 @@
> >>       samsung,dw-mshc-ciu-div = <3>;
> >>       samsung,dw-mshc-sdr-timing = <0 4>;
> >>       samsung,dw-mshc-ddr-timing = <0 2>;
> >> +     samsung,dw-mshc-hs400-timing = <0 2>;
> >> +     samsung,read-strobe-delay = <90>;
> >>       pinctrl-names = "default";
> >> -     pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
> >> +     pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8 &sd0_rclk>;
> >>       bus-width = <8>;
> >>  };
> >>
> >> diff --git a/arch/arm/boot/dts/exynos5420-pinctrl.dtsi b/arch/arm/boot/dts/exynos5420-pinctrl.dtsi
> >> index ba686e4..8b15316 100644
> >> --- a/arch/arm/boot/dts/exynos5420-pinctrl.dtsi
> >> +++ b/arch/arm/boot/dts/exynos5420-pinctrl.dtsi
> >> @@ -201,6 +201,13 @@
> >>                       samsung,pin-drv = <3>;
> >>               };
> >>
> >> +             sd0_rclk: sd0-rclk {
> >> +                     samsung,pins = "gpc0-7";
> >> +                     samsung,pin-function = <2>;
> >> +                     samsung,pin-pud = <1>;
> >> +                     samsung,pin-drv = <3>;
> >> +             };
> >> +
> >>               sd1_cmd: sd1-cmd {
> >>                       samsung,pins = "gpc1-1";
> >>                       samsung,pin-function = <2>;
> >> diff --git a/arch/arm/boot/dts/exynos5420-smdk5420.dts b/arch/arm/boot/dts/exynos5420-smdk5420.dts
> >> index 8be3d7b..2078a1f 100644
> >> --- a/arch/arm/boot/dts/exynos5420-smdk5420.dts
> >> +++ b/arch/arm/boot/dts/exynos5420-smdk5420.dts
> >> @@ -80,8 +80,10 @@
> >>               samsung,dw-mshc-ciu-div = <3>;
> >>               samsung,dw-mshc-sdr-timing = <0 4>;
> >>               samsung,dw-mshc-ddr-timing = <0 2>;
> >> +             samsung,dw-mshc-hs400-timing = <0 2>;
> >> +             samsung,read-strobe-delay = <90>;
> >>               pinctrl-names = "default";
> >> -             pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
> >> +             pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8 &sd0_rclk>;
> >>               bus-width = <8>;
> >>               cap-mmc-highspeed;
> >>       };
> >> diff --git a/arch/arm/boot/dts/exynos5800-peach-pi.dts b/arch/arm/boot/dts/exynos5800-peach-pi.dts
> >> index e8fdda8..96f0d61 100644
> >> --- a/arch/arm/boot/dts/exynos5800-peach-pi.dts
> >> +++ b/arch/arm/boot/dts/exynos5800-peach-pi.dts
> >> @@ -550,15 +550,18 @@
> >>       num-slots = <1>;
> >>       broken-cd;
> >>       mmc-hs200-1_8v;
> >> +     mmc-hs400-1_8v;
> >>       cap-mmc-highspeed;
> >>       non-removable;
> >>       card-detect-delay = <200>;
> >> -     clock-frequency = <400000000>;
> >> +     clock-frequency = <800000000>;
> >>       samsung,dw-mshc-ciu-div = <3>;
> >>       samsung,dw-mshc-sdr-timing = <0 4>;
> >>       samsung,dw-mshc-ddr-timing = <0 2>;
> >> +     samsung,dw-mshc-hs400-timing = <0 2>;
> >> +     samsung,read-strobe-delay = <90>;
> >>       pinctrl-names = "default";
> >> -     pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8>;
> >> +     pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus4 &sd0_bus8 &sd0_rclk>;
> >>       bus-width = <8>;
> >>  };