diff options
Diffstat (limited to 'arch/arm/boot/dts/dm814x.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/dm814x.dtsi | 33 |
1 files changed, 25 insertions, 8 deletions
diff --git a/arch/arm/boot/dts/dm814x.dtsi b/arch/arm/boot/dts/dm814x.dtsi index 7988b42e5764..09a8d88bde23 100644 --- a/arch/arm/boot/dts/dm814x.dtsi +++ b/arch/arm/boot/dts/dm814x.dtsi @@ -58,8 +58,10 @@ ti,hwmods = "l3_main"; /* - * See TRM "Table 1-317. L4LS Instance Summary", just deduct - * 0x1000 from the 1-317 addresses to get the device address + * See TRM "Table 1-317. L4LS Instance Summary" for hints. + * It shows the module target agent registers though, so the + * actual device is typically 0x1000 before the target agent + * except in cases where the module is larger than 0x1000. */ l4ls: l4ls@48000000 { compatible = "ti,dm814-l4ls", "simple-bus"; @@ -183,10 +185,10 @@ control: control@140000 { compatible = "ti,dm814-scm", "simple-bus"; - reg = <0x140000 0x16d000>; + reg = <0x140000 0x20000>; #address-cells = <1>; #size-cells = <1>; - ranges = <0 0x160000 0x16d000>; + ranges = <0 0x140000 0x20000>; scm_conf: scm_conf@0 { compatible = "syscon"; @@ -203,19 +205,30 @@ }; }; + /* + * Note that silicon revision 2.1 and older + * require input enabled (bit 18 set) for all + * 3.3V I/Os to avoid cumulative hardware damage. + * For more info, see errata advisory 2.1.87. + * We leave bit 18 out of function-mask and rely + * on the bootloader for it. + */ pincntl: pinmux@800 { compatible = "pinctrl-single"; - reg = <0x800 0xc38>; + reg = <0x800 0x438>; #address-cells = <1>; #size-cells = <0>; pinctrl-single,register-width = <32>; - pinctrl-single,function-mask = <0x300ff>; + pinctrl-single,function-mask = <0x307ff>; }; }; prcm: prcm@180000 { compatible = "ti,dm814-prcm", "simple-bus"; - reg = <0x180000 0x4000>; + reg = <0x180000 0x2000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x180000 0x2000>; prcm_clocks: clocks { #address-cells = <1>; @@ -226,9 +239,13 @@ }; }; + /* See TRM PLL_SUBSYS_BASE and "PLLSS Registers" */ pllss: pllss@1c5000 { compatible = "ti,dm814-pllss", "simple-bus"; - reg = <0x1c5000 0x2000>; + reg = <0x1c5000 0x1000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x1c5000 0x1000>; pllss_clocks: clocks { #address-cells = <1>; |