From ce3c88e075ee5d5e97f8497c0143aeedf3ad0f8c Mon Sep 17 00:00:00 2001 From: Steve Markgraf Date: Wed, 20 Jan 2016 01:41:47 +0100 Subject: fw: fix SPCA552 write timing With GCC 4.9.3 the timing was broken and initializing the SPCA552 on the Pirelli DP-L10 did not work. Add a small delay which fixes that. Signed-off-by: Steve Markgraf --- src/target/firmware/fb/fb_s6b33b1x.c | 1 + 1 file changed, 1 insertion(+) (limited to 'src') diff --git a/src/target/firmware/fb/fb_s6b33b1x.c b/src/target/firmware/fb/fb_s6b33b1x.c index 3629a101..788ada7b 100644 --- a/src/target/firmware/fb/fb_s6b33b1x.c +++ b/src/target/firmware/fb/fb_s6b33b1x.c @@ -99,6 +99,7 @@ static void fb_s6b33b1x_send_cmdlist(const struct s6b33b1x_cmdlist *p) static void fb_spca_write(uint16_t addr, uint16_t val) { writew(addr, nCS4_ADDR); + delay_ms(1); writew(val , nCS4_ADDR | 2); } -- cgit v1.2.3