The lb60 board accesses the clkgr register, which is 32bit via 16bit IO ops. This causes malfunction. Fix this.
qi_lb60.c: In function ‘cpm_init’: qi_lb60.c:72:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing] qi_lb60.c:84:2: warning: dereferencing type-punned pointer will break strict-aliasing rules [-Wstrict-aliasing]
Signed-off-by: Marek Vasut marex@denx.de Cc: Daniel zpxu@ingenic.cn Cc: Shinya Kuribayashi skuribay@pobox.com Cc: Xiangfu Liu xiangfu@openmobilefree.net --- board/qi/qi_lb60/qi_lb60.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/board/qi/qi_lb60/qi_lb60.c b/board/qi/qi_lb60/qi_lb60.c index 3583d01..d975209 100644 --- a/board/qi/qi_lb60/qi_lb60.c +++ b/board/qi/qi_lb60/qi_lb60.c @@ -69,7 +69,7 @@ static void gpio_init(void) static void cpm_init(void) { struct jz4740_cpm *cpm = (struct jz4740_cpm *)JZ4740_CPM_BASE; - uint32_t reg = readw(&cpm->clkgr); + uint32_t reg = readl(&cpm->clkgr);
reg |= CPM_CLKGR_IPU | CPM_CLKGR_CIM | @@ -81,7 +81,7 @@ static void cpm_init(void) CPM_CLKGR_UDC | CPM_CLKGR_AIC1;
- writew(reg, &cpm->clkgr); + writel(reg, &cpm->clkgr); }
int board_early_init_f(void)