From mboxrd@z Thu Jan 1 00:00:00 1970 From: khilman@baylibre.com (Kevin Hilman) Date: Wed, 29 Nov 2017 16:00:36 -0800 Subject: [PATCH] meson-gx-socinfo: Fix package id parsing In-Reply-To: <2d1b540e-74c3-07e6-eedd-94a9c6f52213@baylibre.com> (Neil Armstrong's message of "Wed, 29 Nov 2017 16:16:11 +0100") References: <20171129151000.710502415@rtp-net.org> <2d1b540e-74c3-07e6-eedd-94a9c6f52213@baylibre.com> Message-ID: <7h4lpc8wkb.fsf@baylibre.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Arnaud, Neil Armstrong writes: > On 29/11/2017 16:09, Arnaud Patard wrote: >> I've noticed the following message while booting a S905X based board: >> >> soc soc0: Amlogic Meson GXL (S905D) Revision 21:82 (b:2) Detected >> >> The S905D string is obviously wrong. The vendor code does: >> ... >> ver = (readl(assist_hw_rev) >> 8) & 0xff; >> meson_cpu_version[MESON_CPU_VERSION_LVL_MINOR] = ver; >> ver = (readl(assist_hw_rev) >> 16) & 0xff; >> meson_cpu_version[MESON_CPU_VERSION_LVL_PACK] = ver; >> ... >> >> while the current code does: >> ... >> #define SOCINFO_MINOR GENMASK(23, 16) >> #define SOCINFO_PACK GENMASK(15, 8) >> ... >> >> This means that the current mainline code has package id and minor >> version reversed. >> >> Fixes: a9daaba2965e8 ("soc: Add Amlogic SoC Information driver") >> Signed-off-by: Arnaud Patard >> Index: linux/drivers/soc/amlogic/meson-gx-socinfo.c >> =================================================================== >> --- linux.orig/drivers/soc/amlogic/meson-gx-socinfo.c 2017-11-29 10:26:49.081335917 +0100 >> +++ linux/drivers/soc/amlogic/meson-gx-socinfo.c 2017-11-29 10:26:49.041335074 +0100 >> @@ -20,8 +20,8 @@ >> #define AO_SEC_SOCINFO_OFFSET AO_SEC_SD_CFG8 >> >> #define SOCINFO_MAJOR GENMASK(31, 24) >> -#define SOCINFO_MINOR GENMASK(23, 16) >> -#define SOCINFO_PACK GENMASK(15, 8) >> +#define SOCINFO_PACK GENMASK(23, 16) >> +#define SOCINFO_MINOR GENMASK(15, 8) >> #define SOCINFO_MISC GENMASK(7, 0) >> >> static const struct meson_gx_soc_id { >> >> > > Acked-by: Neil Armstrong Thanks for the fix! Applied to v4.15/fixes with Neil's ack. Kevin