From: Guenter Roeck Date: Fri, 28 Oct 2016 13:12:31 +0000 (+0100) Subject: hw/arm/pxa2xx: Set value default values for CCCR and CKEN on PXA255 X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=e9aff9864a52dda50bf78973aa1f648b0c166613;p=qemu.git hw/arm/pxa2xx: Set value default values for CCCR and CKEN on PXA255 The code used default values for PXA270 to configure CCCR. For PXA255, the resulting register value is invalid (unsupported) and resulted in a division by zero in the Linux kernel. Use default values from datasheet instead. Signed-off-by: Guenter Roeck Message-id: 1477361273-18888-1-git-send-email-linux@roeck-us.net [PMM: fixed tabs-vs-spaces nit] Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell --- diff --git a/hw/arm/pxa2xx.c b/hw/arm/pxa2xx.c index 42cdde0478..21ea1d6210 100644 --- a/hw/arm/pxa2xx.c +++ b/hw/arm/pxa2xx.c @@ -2267,7 +2267,9 @@ PXA2xxState *pxa255_init(MemoryRegion *address_space, unsigned int sdram_size) qdev_get_gpio_in(s->pic, PXA2XX_PIC_LCD)); s->cm_base = 0x41300000; - s->cm_regs[CCCR >> 2] = 0x02000210; /* 416.0 MHz */ + s->cm_regs[CCCR >> 2] = 0x00000121; /* from datasheet */ + s->cm_regs[CKEN >> 2] = 0x00017def; /* from datasheet */ + s->clkcfg = 0x00000009; /* Turbo mode active */ memory_region_init_io(&s->cm_iomem, NULL, &pxa2xx_cm_ops, s, "pxa2xx-cm", 0x1000); memory_region_add_subregion(address_space, s->cm_base, &s->cm_iomem);