On Thu, Aug 09, 2018 at 06:02:33PM +0530, Amit Kucheria wrote:
> We've earlier added support to split the register address space into TM
> and SROT regions.
>
> Split up the regmap address space into two for the remaining platforms that
> have a similar register layout and make corresponding changes to the
> get_temp_common() function used by these platforms.
>
> Since tsens-common.c/init_common() currently only registers one address
> space, the order is important (TM before SROT). This is OK since the code
> doesn't really use the SROT functionality yet.
>
> Signed-off-by: Amit Kucheria <amit.kucheria@xxxxxxxxxx>
> ---
> arch/arm/boot/dts/qcom-msm8974.dtsi | 6 ++++--
> arch/arm64/boot/dts/qcom/msm8916.dtsi | 6 ++++--
> drivers/thermal/qcom/tsens-common.c | 5 +++--
> 3 files changed, 11 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi b/arch/arm/boot/dts/qcom-msm8974.dtsi
> index d9019a49b292..3c4b81c29798 100644
> --- a/arch/arm/boot/dts/qcom-msm8974.dtsi
> +++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
> @@ -427,11 +427,13 @@
> };
> };
>
> - tsens: thermal-sensor@fc4a8000 {
> + tsens: thermal-sensor@fc4a9000 {
> compatible = "qcom,msm8974-tsens";
> - reg = <0xfc4a8000 0x2000>;
> + reg = <0xfc4a9000 0x1000>, /* TM */
> + <0xfc4a8000 0x1000>; /* SROT */
> nvmem-cells = <&tsens_calib>, <&tsens_backup>;
> nvmem-cell-names = "calib", "calib_backup";
> + #qcom,sensors = <11>;
nit: adding the number of sensors isn't directly related and probably
should be in a separate patch. Not important enough to re-spin just
for this though ;-)
> #thermal-sensor-cells = <1>;
> };
>
> diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
> index cc1040eacdf5..abf84df5a7bc 100644
> --- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
> @@ -774,11 +774,13 @@
> };
> };
>
> - tsens: thermal-sensor@4a8000 {
> + tsens: thermal-sensor@4a9000 {
> compatible = "qcom,msm8916-tsens";
> - reg = <0x4a8000 0x2000>;
> + reg = <0x4a9000 0x1000>, /* TM */
> + <0x4a8000 0x1000>; /* SROT */
> nvmem-cells = <&tsens_caldata>, <&tsens_calsel>;
> nvmem-cell-names = "calib", "calib_sel";
> + #qcom,sensors = <5>;
ditto
> #thermal-sensor-cells = <1>;
> };
>
> diff --git a/drivers/thermal/qcom/tsens-common.c b/drivers/thermal/qcom/tsens-common.c
> index 6207d8d92351..478739543bbc 100644
> --- a/drivers/thermal/qcom/tsens-common.c
> +++ b/drivers/thermal/qcom/tsens-common.c
> @@ -21,7 +21,7 @@
> #include <linux/regmap.h>
> #include "tsens.h"
>
> -#define S0_ST_ADDR 0x1030
> +#define STATUS_OFFSET 0x30
> #define SN_ADDR_OFFSET 0x4
> #define SN_ST_TEMP_MASK 0x3ff
> #define CAL_DEGC_PT1 30
> @@ -107,8 +107,9 @@ int get_temp_common(struct tsens_device *tmdev, int id, int *temp)
> unsigned int status_reg;
> int last_temp = 0, ret;
>
> - status_reg = S0_ST_ADDR + s->hw_id * SN_ADDR_OFFSET;
> + status_reg = tmdev->tm_offset + STATUS_OFFSET + s->hw_id * SN_ADDR_OFFSET;
> ret = regmap_read(tmdev->map, status_reg, &code);
> +
> if (ret)
> return ret;
> last_temp = code & SN_ST_TEMP_MASK;
Reviewed-by: Matthias Kaehlcke <mka@xxxxxxxxxxxx>
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