Add & enable stm32 factory-programmed memory. Describe temperature sensor
calibration cells. Non-volatile calibration data is made available by
stm32mp157c bootrom in bsec_dataX registers.

Signed-off-by: Fabrice Gasnier <fabrice.gasn...@st.com>
---
 arch/arm/boot/dts/stm32mp157c.dtsi | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi 
b/arch/arm/boot/dts/stm32mp157c.dtsi
index 8bf1c17..9a7ac80 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -1106,6 +1106,19 @@
                        status = "disabled";
                };
 
+               bsec: nvmem@5c005000 {
+                       compatible = "st,stm32mp15-bsec";
+                       reg = <0x5c005000 0x400>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ts_cal1: calib@5c {
+                               reg = <0x5c 0x2>;
+                       };
+                       ts_cal2: calib@5e {
+                               reg = <0x5e 0x2>;
+                       };
+               };
+
                i2c6: i2c@5c009000 {
                        compatible = "st,stm32f7-i2c";
                        reg = <0x5c009000 0x400>;
-- 
1.9.1

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