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DIR:OUT; SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Jun 2022 11:37:22.0668 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 9e262eb3-95e4-4a2e-e503-08da4ad59567 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c; Ip=[149.199.62.198]; Helo=[xsj-pvapexch01.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: SN1NAM02FT0025.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA0PR02MB7450 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Added clock information and deprecated calibration support. Signed-off-by: Srinivas Neeli --- Changes in V7: -None Changes in V6: -Removed dtc warnings. Changes in V5: -Removed quotes and _clk suffix from clocknames. Changes in V4: - Deprecated calibrtion support Changes in V3: - New patch --- .../devicetree/bindings/rtc/xlnx,zynqmp-rtc.yaml | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/rtc/xlnx,zynqmp-rtc.yaml b/Documentation/devicetree/bindings/rtc/xlnx,zynqmp-rtc.yaml index bdb72d3ddf2a..638dd1d8bb26 100644 --- a/Documentation/devicetree/bindings/rtc/xlnx,zynqmp-rtc.yaml +++ b/Documentation/devicetree/bindings/rtc/xlnx,zynqmp-rtc.yaml @@ -23,8 +23,15 @@ properties: reg: maxItems: 1 + clocks: + items: + - description: rtc_clk is the operating frequency of crystal. + + clock-names: + maxItems: 1 + interrupts: - minItems: 2 + maxItems: 2 interrupt-names: items: @@ -39,6 +46,7 @@ properties: minimum: 0x1 maximum: 0x1FFFFF default: 0x198233 + deprecated: true required: - compatible @@ -61,5 +69,7 @@ examples: interrupts = <0 26 4>, <0 27 4>; interrupt-names = "alarm", "sec"; calibration = <0x198233>; + clock-names = "rtc_clk"; + clocks = <&rtc_clk>; 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DIR:OUT; SFP:1101; X-OriginatorOrg: xilinx.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Jun 2022 11:37:35.9983 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 41483507-179f-4741-ac3b-08da4ad59db5 X-MS-Exchange-CrossTenant-Id: 657af505-d5df-48d0-8300-c31994686c5c X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=657af505-d5df-48d0-8300-c31994686c5c; Ip=[149.199.62.198]; Helo=[xsj-pvapexch01.xlnx.xilinx.com] X-MS-Exchange-CrossTenant-AuthSource: SN1NAM02FT0048.eop-nam02.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL0PR02MB5634 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org As per RTC spec default calibration value is 0x7FFF. Signed-off-by: Srinivas Neeli --- Changes in V7: -New patch -TRM not updated yet, Internal design document contains 0x7FFF as default value. TRM Will update in next release. --- drivers/rtc/rtc-zynqmp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/rtc/rtc-zynqmp.c b/drivers/rtc/rtc-zynqmp.c index 39b23f88ee26..1dd389b891fe 100644 --- a/drivers/rtc/rtc-zynqmp.c +++ b/drivers/rtc/rtc-zynqmp.c @@ -37,7 +37,7 @@ #define RTC_OSC_EN BIT(24) #define RTC_BATT_EN BIT(31) -#define RTC_CALIB_DEF 0x198233 +#define RTC_CALIB_DEF 0x7FFF #define RTC_CALIB_MASK 0x1FFFFF #define RTC_ALRM_MASK BIT(1) #define RTC_MSEC 1000