Messages in this thread Patch in this message | | | From | Srinivas Kandagatla <> | Subject | [PATCH 3/7] nvmem: sunxi_sid: fix A64 SID controller support | Date | Sun, 18 Aug 2019 10:33:41 +0100 |
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From: Stefan Mavrodiev <stefan@olimex.com>
Like in H3, A64 SID controller doesn't return correct data when using direct access. It appears that on A64, SID needs 8 bytes of word_size.
Workaround is to enable read by registers.
Signed-off-by: Stefan Mavrodiev <stefan@olimex.com> Acked-by: Chen-Yu Tsai <wens@csie.org> Tested-by: Vasily Khoruzhick <anarsoul@gmail.com> Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org> --- drivers/nvmem/sunxi_sid.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/nvmem/sunxi_sid.c b/drivers/nvmem/sunxi_sid.c index a079a80ddf2c..e26ef1bbf198 100644 --- a/drivers/nvmem/sunxi_sid.c +++ b/drivers/nvmem/sunxi_sid.c @@ -186,6 +186,7 @@ static const struct sunxi_sid_cfg sun8i_h3_cfg = { static const struct sunxi_sid_cfg sun50i_a64_cfg = { .value_offset = 0x200, .size = 0x100, + .need_register_readout = true, }; static const struct sunxi_sid_cfg sun50i_h6_cfg = { -- 2.21.0
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